Here are 91 Bible verses about ignorance from the Old and New Testaments of the Holy Bible (King James Version), sorted from most to least relevant.
Ephesians 4:18 KJV
Having the understanding darkened, being alienated from the life of God through the ignorance that is in them, because of the blindness of their heart:
Hosea 4:6 KJV
My people are destroyed for lack of knowledge: because thou hast rejected knowledge, I will also reject thee, that thou shalt be no priest to me: seeing thou hast forgotten the law of thy God, I will also forget thy children.
Acts 17:30 KJV
And the times of this ignorance God winked at; but now commandeth all men every where to repent:
Proverbs 22:3 KJV
A prudent man foreseeth the evil, and hideth himself: but the simple pass on, and are punished.
Proverbs 19:2 KJV
Also, that the soul be without knowledge, it is not good; and he that hasteth with his feet sinneth.
James 1:5 KJV
If any of you lack wisdom, let him ask of God, that giveth to all men liberally, and upbraideth not; and it shall be given him.
Proverbs 8:5 KJV
O ye simple, understand wisdom: and, ye fools, be ye of an understanding heart.
1 John 4:1 KJV
Beloved, believe not every spirit, but try the spirits whether they are of God: because many false prophets are gone out into the world.
Luke 23:34 KJV
Then said Jesus, Father, forgive them; for they know not what they do. And they parted his raiment, and cast lots.
Ezekiel 33:6 KJV
But if the watchman see the sword come, and blow not the trumpet, and the people be not warned; if the sword come, and take any person from among them, he is taken away in his iniquity; but his blood will I require at the watchman’s hand.
Acts 3:17 KJV
And now, brethren, I wot that through ignorance ye did it, as did also your rulers.
1 Timothy 1:13 KJV
Who was before a blasphemer, and a persecutor, and injurious: but I obtained mercy, because I did it ignorantly in unbelief.
Matthew 7:21-23 KJV
Not every one that saith unto me, Lord, Lord, shall enter into the kingdom of heaven; but he that doeth the will of my Father which is in heaven. Many will say to me in that day, Lord, Lord, have we not prophesied in thy name? and in thy name have cast out devils? and in thy name done many wonderful works? And then will I profess unto them, I never knew you: depart from me, ye that work iniquity.
1 Peter 1:13-16 KJV
Wherefore gird up the loins of your mind, be sober, and hope to the end for the grace that is to be brought unto you at the revelation of Jesus Christ; As obedient children, not fashioning yourselves according to the former lusts in your ignorance: But as he which hath called you is holy, so be ye holy in all manner of conversation; Because it is written, Be ye holy; for I am holy.
John 13:7 KJV
Jesus answered and said unto him, What I do thou knowest not now; but thou shalt know hereafter.
Acts 17:23 KJV
For as I passed by, and beheld your devotions, I found an altar with this inscription, TO THE UNKNOWN GOD. Whom therefore ye ignorantly worship, him declare I unto you.
Proverbs 28:26 KJV
He that trusteth in his own heart is a fool: but whoso walketh wisely, he shall be delivered.
Romans 10:3 KJV
For they being ignorant of God’s righteousness, and going about to establish their own righteousness, have not submitted themselves unto the righteousness of God.
Proverbs 27:12 KJV
A prudent man foreseeth the evil, and hideth himself; but the simple pass on, and are punished.
Ezekiel 45:20 KJV
And so thou shalt do the seventh day of the month for every one that erreth, and for him that is simple: so shall ye reconcile the house.
Job 28:13 KJV
Man knoweth not the price thereof; neither is it found in the land of the living.
1 Peter 2:15 KJV
For so is the will of God, that with well doing ye may put to silence the ignorance of foolish men:
Ezekiel 33:8 KJV
When I say unto the wicked, O wicked man, thou shalt surely die; if thou dost not speak to warn the wicked from his way, that wicked man shall die in his iniquity; but his blood will I require at thine hand.
Job 11:12 KJV
For vain man would be wise, though man be born like a wild ass’s colt.
Hebrews 5:2 KJV
Who can have compassion on the ignorant, and on them that are out of the way; for that he himself also is compassed with infirmity.
Proverbs 27:1 KJV
Boast not thyself of to morrow; for thou knowest not what a day may bring forth.
Job 8:9 KJV
(For we are but of yesterday, and know nothing, because our days upon earth are a shadow:)
Acts 17:10-11 KJV
And the brethren immediately sent away Paul and Silas by night unto Berea: who coming thither went into the synagogue of the Jews. These were more noble than those in Thessalonica, in that they received the word with all readiness of mind, and searched the scriptures daily, whether those things were so.
Jeremiah 4:22 KJV
For my people is foolish, they have not known me; they are sottish children, and they have none understanding: they are wise to do evil, but to do good they have no knowledge.
James 1:6 KJV
But let him ask in faith, nothing wavering. For he that wavereth is like a wave of the sea driven with the wind and tossed.
Romans 10:14-17 KJV
How then shall they call on him in whom they have not believed? and how shall they believe in him of whom they have not heard? and how shall they hear without a preacher? And how shall they preach, except they be sent? as it is written, How beautiful are the feet of them that preach the gospel of peace, and bring glad tidings of good things! But they have not all obeyed the gospel. For Esaias saith, Lord, who hath believed our report? So then faith cometh by hearing, and hearing by the word of God.
1 Corinthians 3:19 KJV
For the wisdom of this world is foolishness with God. For it is written, He taketh the wise in their own craftiness.
Ecclesiastes 9:12 KJV
For man also knoweth not his time: as the fishes that are taken in an evil net, and as the birds that are caught in the snare; so are the sons of men snared in an evil time, when it falleth suddenly upon them.
Psalms 119:33-34 KJV
Teach me, O LORD, the way of thy statutes; and I shall keep it unto the end. Give me understanding, and I shall keep thy law; yea, I shall observe it with my whole heart.
Ecclesiastes 1:18 KJV
For in much wisdom is much grief: and he that increaseth knowledge increaseth sorrow.
Ecclesiastes 11:5 KJV
As thou knowest not what is the way of the spirit, nor how the bones do grow in the womb of her that is with child: even so thou knowest not the works of God who maketh all.
Proverbs 24:12 KJV
If thou sayest, Behold, we knew it not; doth not he that pondereth the heart consider it? and he that keepeth thy soul, doth not he know it? and shall not he render to every man according to his works?
2 Corinthians 1:8 KJV
For we would not, brethren, have you ignorant of our trouble which came to us in Asia, that we were pressed out of measure, above strength, insomuch that we despaired even of life:
1 Corinthians 11:27 KJV
Wherefore whosoever shall eat this bread, and drink this cup of the Lord, unworthily, shall be guilty of the body and blood of the Lord.
Matthew 22:29 KJV
Jesus answered and said unto them, Ye do err, not knowing the scriptures, nor the power of God.
Luke 12:47-48 KJV
And that servant, which knew his lord’s will, and prepared not himself, neither did according to his will, shall be beaten with many stripes. But he that knew not, and did commit things worthy of stripes, shall be beaten with few stripes. For unto whomsoever much is given, of him shall be much required: and to whom men have committed much, of him they will ask the more.
Proverbs 29:18 KJV
Where there is no vision, the people perish: but he that keepeth the law, happy is he.
Proverbs 20:24 KJV
Man’s goings are of the LORD; how can a man then understand his own way?
Deuteronomy 8:3 KJV
And he humbled thee, and suffered thee to hunger, and fed thee with manna, which thou knewest not, neither did thy fathers know; that he might make thee know that man doth not live by bread only, but by every word that proceedeth out of the mouth of the LORD doth man live.
Numbers 15:24 KJV
Then it shall be, if ought be committed by ignorance without the knowledge of the congregation, that all the congregation shall offer one young bullock for a burnt offering, for a sweet savour unto the LORD, with his meat offering, and his drink offering, according to the manner, and one kid of the goats for a sin offering.
Ecclesiastes 7:23 KJV
All this have I proved by wisdom: I said, I will be wise; but it was far from me.
Proverbs 18:13 KJV
He that answereth a matter before he heareth it, it is folly and shame unto him.
Leviticus 22:14 KJV
And if a man eat of the holy thing unwittingly, then he shall put the fifth part thereof unto it, and shall give it unto the priest with the holy thing.
Revelation 2:4-5 KJV
Nevertheless I have somewhat against thee, because thou hast left thy first love. Remember therefore from whence thou art fallen, and repent, and do the first works; or else I will come unto thee quickly, and will remove thy candlestick out of his place, except thou repent.
Hebrews 2:3-9 KJV
How shall we escape, if we neglect so great salvation; which at the first began to be spoken by the Lord, and was confirmed unto us by them that heard him; God also bearing them witness, both with signs and wonders, and with divers miracles, and gifts of the Holy Ghost, according to his own will? For unto the angels hath he not put in subjection the world to come, whereof we speak. But one in a certain place testified, saying, What is man, that thou art mindful of him? or the son of man, that thou visitest him? Thou madest him a little lower than the angels; thou crownedst him with glory and honour, and didst set him over the works of thy hands: Thou hast put all things in subjection under his feet. For in that he put all in subjection under him, he left nothing that is not put under him. But now we see not yet all things put under him. But we see Jesus, who was made a little lower than the angels for the suffering of death, crowned with glory and honour; that he by the grace of God should taste death for every man.
Ecclesiastes 3:11 KJV
He hath made every thing beautiful in his time: also he hath set the world in their heart, so that no man can find out the work that God maketh from the beginning to the end.
Job 21:14 KJV
Therefore they say unto God, Depart from us; for we desire not the knowledge of thy ways.
Romans 8:24-26 KJV
For we are saved by hope: but hope that is seen is not hope: for what a man seeth, why doth he yet hope for? But if we hope for that we see not, then do we with patience wait for it. Likewise the Spirit also helpeth our infirmities: for we know not what we should pray for as we ought: but the Spirit itself maketh intercession for us with groanings which cannot be uttered.
1 Timothy 2:6-8 KJV
Who gave himself a ransom for all, to be testified in due time. Whereunto I am ordained a preacher, and an apostle, (I speak the truth in Christ, and lie not;) a teacher of the Gentiles in faith and verity. I will therefore that men pray every where, lifting up holy hands, without wrath and doubting.
Romans 5:13 KJV
(For until the law sin was in the world: but sin is not imputed when there is no law.
Acts 3:14 KJV
But ye denied the Holy One and the Just, and desired a murderer to be granted unto you;
Acts 1:7 KJV
And he said unto them, It is not for you to know the times or the seasons, which the Father hath put in his own power.
Ezekiel 3:18 KJV
When I say unto the wicked, Thou shalt surely die; and thou givest him not warning, nor speakest to warn the wicked from his wicked way, to save his life; the same wicked man shall die in his iniquity; but his blood will I require at thine hand.
Isaiah 44:19 KJV
And none considereth in his heart, neither is there knowledge nor understanding to say, I have burned part of it in the fire; yea, also I have baked bread upon the coals thereof; I have roasted flesh, and eaten it: and shall I make the residue thereof an abomination? shall I fall down to the stock of a tree?
Revelation 22:19 KJV
And if any man shall take away from the words of the book of this prophecy, God shall take away his part out of the book of life, and out of the holy city, and from the things which are written in this book.
2 Thessalonians 1:8 KJV
In flaming fire taking vengeance on them that know not God, and that obey not the gospel of our Lord Jesus Christ:
1 Corinthians 14:33 KJV
For God is not the author of confusion, but of peace, as in all churches of the saints.
1 Corinthians 12:1 KJV
Now concerning spiritual gifts, brethren, I would not have you ignorant.
Romans 12:1-2 KJV
I beseech you therefore, brethren, by the mercies of God, that ye present your bodies a living sacrifice, holy, acceptable unto God, which is your reasonable service. And be not conformed to this world: but be ye transformed by the renewing of your mind, that ye may prove what is that good, and acceptable, and perfect, will of God.
Daniel 1:17 KJV
As for these four children, God gave them knowledge and skill in all learning and wisdom: and Daniel had understanding in all visions and dreams.
Jeremiah 5:30-31 KJV
A wonderful and horrible thing is committed in the land; The prophets prophesy falsely, and the priests bear rule by their means; and my people love to have it so: and what will ye do in the end thereof?
Ecclesiastes 2:14 KJV
The wise man’s eyes are in his head; but the fool walketh in darkness: and I myself perceived also that one event happeneth to them all.
1 Peter 1:14 KJV
As obedient children, not fashioning yourselves according to the former lusts in your ignorance:
Psalms 73:22 KJV
So foolish was I, and ignorant: I was as a beast before thee.
2 Peter 2:12 KJV
But these, as natural brute beasts, made to be taken and destroyed, speak evil of the things that they understand not; and shall utterly perish in their own corruption;
1 John 2:21 KJV
I have not written unto you because ye know not the truth, but because ye know it, and that no lie is of the truth.
Proverbs 30:2 KJV
Surely I am more brutish than any man, and have not the understanding of a man.
Acts 4:13 KJV
Now when they saw the boldness of Peter and John, and perceived that they were unlearned and ignorant men, they marvelled; and they took knowledge of them, that they had been with Jesus.
2 Corinthians 3:16 KJV
Nevertheless when it shall turn to the Lord, the vail shall be taken away.
Mark 12:24 KJV
And Jesus answering said unto them, Do ye not therefore err, because ye know not the scriptures, neither the power of God?
1 Corinthians 14:38 KJV
But if any man be ignorant, let him be ignorant.
Proverbs 21:24 KJV
Proud and haughty scorner is his name, who dealeth in proud wrath.
Proverbs 12:23 KJV
A prudent man concealeth knowledge: but the heart of fools proclaimeth foolishness.
Proverbs 9:13 KJV
A foolish woman is clamorous: she is simple, and knoweth nothing.
2 Peter 3:16 KJV
As also in all his epistles, speaking in them of these things; in which are some things hard to be understood, which they that are unlearned and unstable wrest, as they do also the other scriptures, unto their own destruction.
2 Peter 3:5 KJV
For this they willingly are ignorant of, that by the word of God the heavens were of old, and the earth standing out of the water and in the water:
2 Timothy 2:23 KJV
But foolish and unlearned questions avoid, knowing that they do gender strifes.
1 Corinthians 10:1 KJV
Moreover, brethren, I would not that ye should be ignorant, how that all our fathers were under the cloud, and all passed through the sea;
2 Corinthians 2:11 KJV
Lest Satan should get an advantage of us: for we are not ignorant of his devices.
Numbers 15:22 KJV
And if ye have erred, and not observed all these commandments, which the LORD hath spoken unto Moses,
Romans 2:20 KJV
An instructor of the foolish, a teacher of babes, which hast the form of knowledge and of the truth in the law.
Romans 11:25 KJV
For I would not, brethren, that ye should be ignorant of this mystery, lest ye should be wise in your own conceits; that blindness in part is happened to Israel, until the fulness of the Gentiles be come in.
1 Corinthians 15:34 KJV
Awake to righteousness, and sin not; for some have not the knowledge of God: I speak this to your shame.
1 Thessalonians 4:13 KJV
But I would not have you to be ignorant, brethren, concerning them which are asleep, that ye sorrow not, even as others which have no hope.
Hebrews 9:7 KJV
But into the second went the high priest alone once every year, not without blood, which he offered for himself, and for the errors of the people:
Job 34:35 KJV
Job hath spoken without knowledge, and his words were without wisdom.