5 then I have established the throne of thy kingdom over Israel -- to the age, as I spake unto David thy father, saying, There is not cut off to thee a man from [being] on the throne of Israel.
5
I will establish your royal throne over Israel forever, as I promised David your father when I said, ‘You shall never fail to have a successor on the throne of Israel.’
Young's Literal Translation is in the public domain.