Recovered Elath, i.e. took it from the Jews, who had not long since taken it, 2 Kings 14:22. It lay in the land of Edom, upon the Red Sea, very conveniently for navigation; of which See Poole on "1 Kings 9:26".
Related Commentaries of 2 Kings 16:6
2 Kings 16:6
6 At that time Rezin king of Syria recovered Elath to Syria, and drave the Jews from Elath:a and the Syrians came to Elath, and dwelt there unto this day.