1 Chronicles 19:2

19:2 David said, “I will express my loyalty to Hanun son of Nahash, for his father was loyal to me.” So David sent messengers to express his sympathy over his father’s death. When David’s servants entered Ammonite territory to visit Hanun and express the king’s sympathy,

1 Chronicles 19:16

19:16 When the Arameans realized they had been defeated by Israel, they sent for reinforcements from beyond the Euphrates River, led by Shophach the commanding general of Hadadezer’s army.

1 Chronicles 21:16

21:16 David looked up and saw the Lord’s messenger standing between the earth and sky with his sword drawn and in his hand, stretched out over Jerusalem. David and the leaders, covered with sackcloth, threw themselves down with their faces to the ground.