David took the golden shields which Hadadezer’s servants had carried ¹  and brought them to Jerusalem. ² 

Serving beside them were their fellow Levites, the descendants of Merari, led by ¹  Ethan, son of Kishi, son of Abdi, son of Malluch,

“Go, tell my servant David: ‘This is what the Lord says: “You must not build me a house in which to live.

So Hanun seized David’s servants and shaved their beards off. ¹  He cut off the lower part of their robes so that their buttocks were exposed ²  and then sent them away.

David said, “I will express my loyalty ¹  to Hanun son of Nahash, for his father was loyal ²  to me.” So David sent messengers to express his sympathy over his father’s death. ³  When David’s servants entered Ammonite territory to visit Hanun and express the king’s sympathy, ⁴ 

When Hadadezer’s subjects saw they were defeated by Israel, they made peace with David and became his subjects. The Arameans were no longer willing to help the Ammonites.