King James Version
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.New International Version
Because the power of Midian was so oppressive, the Israelites prepared shelters for themselves in mountain clefts, caves and strongholds.Catholic Public Domain Version
And they were greatly oppressed by them. And they made for themselves hollows and caves in the mountains, and very fortified places for defense