1. The boundary of Solomon's dominions on the Euphrates. 1 Kings 4:24 . This is doubtless the city known to the Greeks and Romans as Thapsacus, situated at the ford of the Euphrates, which well agrees with the signification of Tiphsah, 'passing over.' It was where Cyrus, Darius Codomannus, and Alexander crossed during their wars. The town was a place of importance. Identified with Suriyeh, 32 10' N, 35 10' E .