At that time Rezin king of Syria recovered Elath to Syria, and drave the Jews from Elath: and the Syrians came to Elath, and dwelt there unto this day.
Rezin ... recovered Elath - which Azariah had gotten into his possession (2 Kings 14:22).
And drave the Jews from Elath. This is the first passage in which the name has occurred. It was only in an advanced period of their history that the Hebrews were called "Jews," from the tribe of Judah, which was honoured to furnish the name, both because it returned in great prosperity from Babylon, while the other tribes were hopelessly dispersed, and because from it was to spring the king Messiah.
The Syrians ... dwelt there unto this day, ['Arowmiym. It is most improbable that the Syrians came from Elath. The Qeri' and very many ancient manuscripts have 'Edowmiym (H130), Edomites. The Septuagint version has 'the Edomites,' which the most judicious commentators and travelers prefer.]