1 Samuel 22:3 in the King James Version
And David went thence to Mizpeh of Moab: and he said unto the king of Moab, Let my father and my mother, I pray thee, come forth, and be with you, till I know what God will do for me.
Context
2 Everyone who was in distress, everyone who was in debt, and everyone who was discontented gathered themselves to him; and he became captain over them. There were with him about four hundred men.
3 David went from there to Mizpeh of Moab; and he said to the king of Moab, “Please let my father and my mother come out to you, until I know what God will do for me.”
4 He brought them before the king of Moab; and they lived with him all the time that David was in the stronghold.