Smith's Bible Dictionary (1863)
(given), one of the towns in the extreme south of Judah. (Joshua 15:23) No trace of its existence has yet been discovered.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
ITH'NAN (bestowed), one of the towns in the extreme south of Judah, on the borders of the desert. Josh 15:23. Wilton says it is identical with el-Hora, east of Beer-sheba; but this is only conjectural.