17 Saul recognized David’s voice and said: »Is that your voice my son David?« And David said: »It is my voice, my lord the king.
1 Samuel 26:17 Cross References - NSB
1 Samuel 24:8
8 Then David got up and left the cave. He called to Saul: »My lord!« When Saul looked back. David knelt down with his face touching the ground.
1 Samuel 24:16
16 »David, my son is that you?« Saul asked. Then he started crying.