And David said on that day, Whosoever getteth up to the gutter, and smiteth the Jebusites, and the lame and the blind that are hated of David's soul, he shall be chief and captain. 5:8
"Thy kingdom shall be established for ever."
God says that Davids's kingdom will last forever. It didn't of course. It was entirely destroyed about 400
years after Solomon's death, never to be rebuilt. 7:13, 16