Verses for hearts that

And they consider not in their hearts that I remember all their wickedness: now their own doings have beset them about; they are before my face.

They have not known nor understood: for he hath shut their eyes, that they cannot see; and their hearts, that they cannot understand.

And I will make an everlasting covenant with them, that I will not turn away from them, to do them good; but I will put my fear in their hearts, that they shall not depart from me.

For it was of the LORD to harden their hearts, that they should come against Israel in battle, that he might destroy them utterly, and that they might have no favor, but that he might destroy them, as the LORD commanded Moses.