And the border of the Amorites was from the ascent of Akrabbim, from the rock, and upward.
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George Leo Haydock
Rock, Petra, the capital of Arabia, which Josephus ( iii. 2,) assigns to Amalec. The Amorrhites dwelt in many parts of the land of promise, (Calmet) particularly in the higher places about the Dead Sea. (Haydock)