“Where is he?” asked the king. “He's in the town of Lo-debar, living in the home of Machir, son of Ammiel,” Ziba replied.
and saw three generations of his son Ephraim, and the sons of Makir, Manasseh's son, were placed in his lap when they were born.
So King David had him brought from Machir's home.
You joyfully celebrate your conquest of Lodebar, and say “Didn't we in our own strength capture Karnaim?”