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 17:8

17:8 Hushai went on to say, “You know your father and his men – they are soldiers and are as dangerous as a bear out in the wild that has been robbed of her cubs. Your father is an experienced soldier; he will not stay overnight with the army.