then I will establish the throne of your kingdom, as I covenanted with David your father, saying, "You shall not fail to have a man as ruler in Israel.'
2 Chronicles 7:18
Surrounding context
7:17 As for you, if you walk before Me as your father David walked, and do according to all that I have commanded you, and if you keep My statutes and My judgments,
7:18 then I will establish the throne of your kingdom, as I covenanted with David your father, saying, "You shall not fail to have a man as ruler in Israel.'
7:19 "But if you turn away and forsake My statutes and My commandments which I have set before you, and go and serve other gods, and worship them,