1 Samuel 17:23

17:23 As he was speaking with them, the champion named Goliath, the Philistine from Gath, was coming up from the battle lines of the Philistines. He spoke the way he usually did, and David heard it.

1 Samuel 25:16

25:16 Both night and day they were a protective wall for us the entire time we were with them, while we were tending our flocks.