Proverbs 3:3
Let not mercy and truth forsake you: bind them about your neck; write them on the table of your heart:
Nave's Topical Index—AKJV

Jeremiah 17:1
The sin of Judah is written with a pen of iron, and with the point of a diamond: it is graven on the table of their heart, and on the horns of your altars;
Nave's Topical Index—AKJV

2 Corinthians 3:3
For as much as you are manifestly declared to be the letter of Christ ministered by us, written not with ink, but with the Spirit of the living God; not in tables of stone, but in fleshy tables of the heart.
Nave's Topical Index—AKJV