Here are 15 Bible verses about not knowing God from the Old and New Testaments of the Holy Bible (King James Version), sorted from most to least relevant.
1 Thessalonians 4:5 KJV
Not in the lust of concupiscence, even as the Gentiles which know not God:
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 4:1 KJV
Hear the word of the LORD, ye children of Israel: for the LORD hath a controversy with the inhabitants of the land, because there is no truth, nor mercy, nor knowledge of God in the land.
1 Corinthians 1:21 KJV
For after that in the wisdom of God the world by wisdom knew not God, it pleased God by the foolishness of preaching to save them that believe.
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:
Psalms 79:6 KJV
Pour out thy wrath upon the heathen that have not known thee, and upon the kingdoms that have not called upon thy name.
Job 36:26 KJV
Behold, God is great, and we know him not, neither can the number of his years be searched out.
John 17:25 KJV
O righteous Father, the world hath not known thee: but I have known thee, and these have known that thou hast sent me.
John 14:17 KJV
Even the Spirit of truth; whom the world cannot receive, because it seeth him not, neither knoweth him: but ye know him; for he dwelleth with you, and shall be in you.
Romans 1:28 KJV
And even as they did not like to retain God in their knowledge, God gave them over to a reprobate mind, to do those things which are not convenient;
1 John 4:8 KJV
He that loveth not knoweth not God; for God is love.
Jeremiah 9:6 KJV
Thine habitation is in the midst of deceit; through deceit they refuse to know me, saith the LORD.
2 Corinthians 10:5 KJV
Casting down imaginations, and every high thing that exalteth itself against the knowledge of God, and bringing into captivity every thought to the obedience of Christ;
Jeremiah 10:25 KJV
Pour out thy fury upon the heathen that know thee not, and upon the families that call not on thy name: for they have eaten up Jacob, and devoured him, and consumed him, and have made his habitation desolate.
Job 18:21 KJV
Surely such are the dwellings of the wicked, and this is the place of him that knoweth not God.