1 Kings 15:3

15:3 He followed all the sinful practices of his father before him. He was not wholeheartedly devoted to the Lord his God, as his ancestor David had been. 1 

1 Kings 11:4

11:4 When Solomon became old, his wives shifted his allegiance to 2  other gods; he was not wholeheartedly devoted to the Lord his God, as his father David had been. 3 

1 tn Heb “his heart was not complete with the Lord his God, like the heart of David his father.”

2 tn Heb “bent his heart after.”

3 tn Heb “his heart was not complete with the Lord his God, like the heart of David his father.”