About that same time the king of Babylonia, Merodach Baladan, the son of Baladan, heard that King Hezekiah had been sick, so he sent him a letter and a present.
King David said, “I must show loyal friendship to Hanun, as his father Nahash did to me.” So David sent messengers to express his sympathy. When they arrived in Ammon,
So he sent his son Joram to greet King David and congratulate him for his victory over Hadadezer, against whom Toi had fought many times. Joram took David presents made of gold, silver, and bronze.
and even when the Babylonian ambassadors came to inquire about the unusual event that had happened in the land, God let Hezekiah go his own way only in order to test his character.