1 Samuel 17:9

17:9 If he is able to fight with me and strike me down, we will become your servants. But if I prevail against him and strike him down, you will become our servants and will serve us.”

1 Samuel 23:11

23:11 Will the leaders of Keilah deliver me into his hand? Will Saul come down as your servant has heard? O Lord God of Israel, please inform your servant!”

Then the Lord said, “He will come down.”

1 Samuel 25:10

25:10 But Nabal responded to David’s servants, “Who is David, and who is this son of Jesse? This is a time when many servants are breaking away from their masters!