American Standard Version (ASV):
And 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.
King James Version (KJV):
And the hand of Midian prevailed against Israel: [and] because of the Midianites the children of Israel made them the dens which [are] in the mountains, and caves, and strong holds.