Bible Verses About Obedience to God: Prepare the heart for

And Samuel speaketh unto all the house of Israel, saying, `If with all your heart ye are turning back unto Jehovah--turn aside the gods of the stranger from your midst, and Ashtaroth; and prepare your heart unto Jehovah, and serve Him only, and He doth deliver you out of the hand of the Philistines.'

for Ezra hath prepared his heart to seek the law of Jehovah, and to do, and to teach in Israel statute and judgment.