2 Chronicles 7:17-19

And as for thee, if thou wilt walk before me, as David thy father walked, and do according to all that I have commanded thee, and shalt observe my statutes and my judgments; then will I stablish the throne of thy kingdom, according as I have covenanted with David thy father, saying, There shall not fail thee a man to be ruler in Israel. But if ye turn away, and forsake my statutes and my commandments, which I have set before you, and shall go and serve other gods, and worship them