2 Chronicles 31:21

21 In everything that he undertook in the service of God’s temple and in obedience to the law and the commands, he sought his God and worked wholeheartedly. And so he prospered.

Read 2 Chronicles 31:21 Using Other Translations

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.
And every work that he undertook in the service of the house of God and in accordance with the law and the commandments, seeking his God, he did with all his heart, and prospered.
In all that he did in the service of the Temple of God and in his efforts to follow God’s laws and commands, Hezekiah sought his God wholeheartedly. As a result, he was very successful.