Bible Verses About Obedience to God: Prepare the heart for

And Samuel spoke to all the house of Israel, saying: If you turn to the Lord with all your heart, put away the strange gods from among you, Baalim and Astaroth: and prepare your hearts unto the Lord, and serve him only, and he will deliver you out of the hand of the Philistines.

For Esdras had prepared his heart to seek the law of the Lord, and to do and to teach in Israel the commandments and judgment.