The hand of Midian prevailed against Israel; and because of Midian the children of Israel made them the dens which are in the mountains, and the caves, and the strongholds.
"This is the earliest instance of such a phenomenon of which we have record. The effective domestication of the camel had been accomplished somewhat earlier deep in Arabia and had now spread to tribal confederacies to the south and east of Palestine, giving them a mobility such as they had never had before." [Note: Bright, p. 158.] 