Here are 25 Bible verses about protecting your heart from the Old and New Testaments of the Holy Bible (King James Version), sorted from most to least relevant.
Proverbs 4:23 KJV
Keep thy heart with all diligence; for out of it are the issues of life.
James 4:7-8 KJV
Submit yourselves therefore to God. Resist the devil, and he will flee from you. Draw nigh to God, and he will draw nigh to you. Cleanse your hands, ye sinners; and purify your hearts, ye double minded.
Philippians 4:6 KJV
Be careful for nothing; but in every thing by prayer and supplication with thanksgiving let your requests be made known unto God.
Isaiah 26:3 KJV
Thou wilt keep him in perfect peace, whose mind is stayed on thee: because he trusteth in thee.
Galatians 5:16 KJV
This I say then, Walk in the Spirit, and ye shall not fulfil the lust of the flesh.
Matthew 5:8 KJV
Blessed are the pure in heart: for they shall see God.
Philippians 4:7 KJV
And the peace of God, which passeth all understanding, shall keep your hearts and minds through Christ Jesus.
Ephesians 6:10-12 KJV
Finally, my brethren, be strong in the Lord, and in the power of his might. Put on the whole armour of God, that ye may be able to stand against the wiles of the devil. For we wrestle not against flesh and blood, but against principalities, against powers, against the rulers of the darkness of this world, against spiritual wickedness in high places.
Psalms 91:14-16 KJV
Because he hath set his love upon me, therefore will I deliver him: I will set him on high, because he hath known my name. He shall call upon me, and I will answer him: I will be with him in trouble; I will deliver him, and honour him. With long life will I satisfy him, and shew him my salvation.
James 3:13-18 KJV
Who is a wise man and endued with knowledge among you? let him shew out of a good conversation his works with meekness of wisdom. But if ye have bitter envying and strife in your hearts, glory not, and lie not against the truth. This wisdom descendeth not from above, but is earthly, sensual, devilish. For where envying and strife is, there is confusion and every evil work. But the wisdom that is from above is first pure, then peaceable, gentle, and easy to be intreated, full of mercy and good fruits, without partiality, and without hypocrisy. And the fruit of righteousness is sown in peace of them that make peace.
3 John 1:2 KJV
Beloved, I wish above all things that thou mayest prosper and be in health, even as thy soul prospereth.
1 Peter 5:8 KJV
Be sober, be vigilant; because your adversary the devil, as a roaring lion, walketh about, seeking whom he may devour:
2 Corinthians 10:3-5 KJV
For though we walk in the flesh, we do not war after the flesh: (For the weapons of our warfare are not carnal, but mighty through God to the pulling down of strong holds;) 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;
Proverbs 4:24-27 KJV
Put away from thee a froward mouth, and perverse lips put far from thee. Let thine eyes look right on, and let thine eyelids look straight before thee. Ponder the path of thy feet, and let all thy ways be established. Turn not to the right hand nor to the left: remove thy foot from evil.
Matthew 16:19 KJV
And I will give unto thee the keys of the kingdom of heaven: and whatsoever thou shalt bind on earth shall be bound in heaven: and whatsoever thou shalt loose on earth shall be loosed in heaven.
1 Peter 2:9 KJV
But ye are a chosen generation, a royal priesthood, an holy nation, a peculiar people; that ye should shew forth the praises of him who hath called you out of darkness into his marvellous light:
1 Corinthians 2:9 KJV
But as it is written, Eye hath not seen, nor ear heard, neither have entered into the heart of man, the things which God hath prepared for them that love him.
Romans 8:28 KJV
And we know that all things work together for good to them that love God, to them who are the called according to his purpose.
Ephesians 6:12-18 KJV
For we wrestle not against flesh and blood, but against principalities, against powers, against the rulers of the darkness of this world, against spiritual wickedness in high places. Wherefore take unto you the whole armour of God, that ye may be able to withstand in the evil day, and having done all, to stand. Stand therefore, having your loins girt about with truth, and having on the breastplate of righteousness; And your feet shod with the preparation of the gospel of peace; Above all, taking the shield of faith, wherewith ye shall be able to quench all the fiery darts of the wicked. And take the helmet of salvation, and the sword of the Spirit, which is the word of God: Praying always with all prayer and supplication in the Spirit, and watching thereunto with all perseverance and supplication for all saints;
Ephesians 4:15 KJV
But speaking the truth in love, may grow up into him in all things, which is the head, even Christ:
John 10:10 KJV
The thief cometh not, but for to steal, and to kill, and to destroy: I am come that they might have life, and that they might have it more abundantly.
Luke 9:1-2 KJV
Then he called his twelve disciples together, and gave them power and authority over all devils, and to cure diseases. And he sent them to preach the kingdom of God, and to heal the sick.
Luke 10:19-20 KJV
Behold, I give unto you power to tread on serpents and scorpions, and over all the power of the enemy: and nothing shall by any means hurt you. Notwithstanding in this rejoice not, that the spirits are subject unto you; but rather rejoice, because your names are written in heaven.
Job 1:10-11 KJV
Hast not thou made an hedge about him, and about his house, and about all that he hath on every side? thou hast blessed the work of his hands, and his substance is increased in the land. But put forth thine hand now, and touch all that he hath, and he will curse thee to thy face.
Deuteronomy 30:19 KJV
I call heaven and earth to record this day against you, that I have set before you life and death, blessing and cursing: therefore choose life, that both thou and thy seed may live: