2 Samuel 10:2

10:2 David said, “I will express my loyalty to Hanun son of Nahash just as his father was loyal to me.” So David sent his servants with a message expressing sympathy over his father’s death. When David’s servants entered the land of the Ammonites,

2 Samuel 18:12

18:12 The man replied to Joab, “Even if I were receiving a thousand pieces of silver, I would not strike the king’s son! In our very presence the king gave this order to you and Abishai and Ittai, ‘Protect the young man Absalom for my sake.’