Aroer
Easton's Dictionary
Ruins. (1.) A town on the north bank of the Arnon (Deut. 4:48; Judg. 11:26; 2 Kings 10:33), the southern boundary of the kingdom of Sihon (Josh. 12:2). It is now called Arair, 13 miles west of the Dead Sea.
(2.) One of the towns built by the tribe of Gad (Num. 32:34) “before Rabbah” (Josh. 13:25), the Ammonite capital. It was famous in the history of Jephthah (Judg. 11:33) and of David (2 Sam. 24:5). (Comp. Isa. 17:2; 2 Kings 15:29.)
(3.) A city in the south of Judah, 12 miles south-east of Beersheba, to which David sent presents after recovering the spoil from the Amalekites at Ziklag (1 Sam. 30:26, 28). It was the native city of two of David’s warriors (1 Chr. 11:44). It is now called Ar’arah.
Smith's Dictionary
(ruins).
A city on the torrent Arnon, the southern point of the territory of Sihon king of the Amorites and afterwards of the tribe of Reuben, (2:36; 3:12; 4:48; Joshua 12:2; 13:9,16; Judges 11:26; 2 Kings 10:33; 1 Chronicles 5:8) but later again in possession of Moab. (Jeremiah 48:19) It is the modern Ara’ir, upon the very edge of the precipitous north bank of the Wady Mojeb . Aroer, “that is ’facing’ Rahbah” (Rabbah of Ammon), a town built by and belonging to Gad. (Numbers 32:34; Joshua 13:25; 2 Samuel 24:5) This is probably the place mentioned in (Judges 11:33) which was shown in Jerome’s time. Aroer, in (Isaiah 17:2) if a place at all, must be still farther north than either of the two already named. A town in Judah, named only in (1 Samuel 30:28) perhaps Wady Ar’arah, on the road from Petra to Gaza.