“Then said David, I will shew kindness unto Hanun the son of Nahash, as his father shewed kindness unto me. And David sent to comfort him by the hand of his servants for his father. And David's servants came into the land of the children of Ammon.”
King James Version (KJV)
10:2 David sent - There had hitherto been friendship between David and him: and therefore the spoils of the children of Ammon are mentioned, chap.#8:12|, by way of anticipation, and with respect to the story here following.