NET
21 He wholeheartedly and successfully reinstituted service in God’s temple and obedience to the law, in order to follow his God.
Darby
21 And in every work that he undertook in the service of the house of God, and in the law, and in the commandments, to seek his God, he did it with all his heart and prospered.
KJV
21 And in every work that he began in the service of the house of God, and in the law, and in the commandments, to seek his God, he did [it] with all his heart, and prospered.