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an ancient town on the northern frontier of Palestine, 35 miles northeast of Baalbec, and 10 or 12 south of Lake Homs, on the eastern bank of the Orontes, in a wide and fertile plain
Here Nebuchadnezzar had his headquarters in his campaign against Zedekiah and Jerusalem, and here also Necho fixed his camp after he had routed Josiah's army at Megiddo (2 Kings 23:29-35; 25:6, 20, 21; Jer. 39:5; 52:10).
It was on the great caravan road from Palestine to Carchemish, on the Euphrates. It is described (Num. 34:11) as “on the eastern side of Ain.” A place still called el Ain, i.e., “the fountain”, is found in such a position about 10 miles distant.