2 Samuel 9:4 (BSB)

“Where is he?” replied the king. And Ziba said, “Indeed, he is in Lo-debar at the house of Machir son of Ammiel.”

From 2 Samuel 9. Also in the ESV.

Commentary on 2 Samuel 9:4

• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on 2 Samuel 9:1-8: Here is, I. David's enquiry after the remains of the ruined house of Saul, Sa2 9:1. This was a great while after his accession to the throne, for it should seem that Mephibosheth, who was but five years old when Saul died, had now a son born, Sa2 9:12. David had too long forgotten his obligations to Jonathan, but now, at length, they are brought to his mind.
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on 2 Samuel 9:4: And the king said unto him, where is he?.... In what part of the land, city, or town, does he dwell? and Ziba said unto the king, behold, he is in the house of Machir, the son of Ammiel; a descendant of Machir, the son of Manasseh, to whom the land of Gilead was given, which lay on the other side Jordan: in Lodebar; a...
• Adam Clarke (Methodist), Clarke's Commentary on the Bible on 2 Samuel 9:4: Lo-debar - Supposed to have been situated beyond Jordan; but there is nothing certain known concerning it.
• Keil & Delitzsch (Lutheran), Biblical Commentary on the Old Testament on 2 Samuel 9:1-4: When David was exalted to be king over all Israel, he sought to show compassion to the house of the fallen king, and to repay the love which his noble-minded friend Jonathan had once sworn to him before the Lord (1Sa 20:13.; comp. 2Sa 23:17-18).