1 Samuel 22:2-3

New International Version

² All those who were in distress or in debt or discontented gathered^(A) around him, and he became their commander. About four hundred men were with him.

³ From there David went to Mizpah in Moab and said to the king of Moab, “Would you let my father and mother come and stay with you until I learn what God will do for me?”