THE FULL ARTICLE — from the International Standard Bible Encyclopedia

The International Standard Bible Encyclopedia (1915), general editor James Orr — public domain, printed whole.

the'-ras (Thera): The river by which the company assembled in preparation for the march to Jerusalem under Ezra (1 Esdras 8:41,61). In Ezr 8:21,31 the name of the river is Ahava. Possibly the place is represented by the modern Hit on the Euphrates; but no certain identification is possible.