Bible verses about the heart

Also delight yourself in Yahweh, and he will give you the desires of your heart.

Like water reflects a face, so a man’s heart reflects the man.

Examine me, Yahweh, and prove me. Try my heart and my mind.

Keep your heart with all diligence, for out of it is the wellspring of life.

Create in me a clean heart, O God. Renew a right spirit within me.