and I will keep my solemn promise to him that someone from your family will always be king of Israel.
You and your descendants must always faithfully obey the LORD. If you do, he will keep the solemn promise he made to me that someone from our family will always be king of Israel.
and I will keep my promise to David that someone from your family will always be king of Israel.
You promised that someone from his family would always be king of Israel, if they do their best to obey you, just as he did.
Your father David obeyed me, and now, Solomon, you must do the same. Obey my laws and teachings,