Ishbak. [Ish'bak]
Son of Abraham and Keturah. Abraham gave him gifts, and sent him away from Isaac unto the east country. Genesis 25:2, Genesis 1:25; 1 Chronicles 1:1. An Assyrian inscription mentions "Bur-anate of the land of Iasbuk " (IA-AS-BU-QA-AI) which is judged to refer to the above, situate on the west bank of the Euphrates.