'Never Fail' in the Bible

and so that the Lord will carry out His promise that He made to me: ‘If your sons are careful to walk faithfully before Me with their whole mind and heart, you will never fail to have a man on the throne of Israel.’

Therefore, Lord God of Israel,keep what You promisedto Your servant, my father David:You will never fail to have a manto sit before Me on the throne of Israel,if only your sons guard their walk before Meas you have walked before Me.

I will establish your royal throne over Israel forever, as I promised your father David: You will never fail to have a man on the throne of Israel.

Therefore, Lord God of Israel,keep what You promisedto Your servant, my father David:“You will never fail to have a manto sit before Me on the throne of Israel,if only your sons guard their way to walk in My Lawas you have walked before Me.”

I will establish your royal throne, as I promised your father David: You will never fail to have a man ruling in Israel.

“For this is what the Lord says: David will never fail to have a man sitting on the throne of the house of Israel.

The Levitical priests will never fail to have a man always before Me to offer burnt offerings, to burn grain offerings, and to make sacrifices.”

this is what the Lord of Hosts, the God of Israel, says: Jonadab son of Rechab will never fail to have a man to always stand before Me.’”