Judges 6:2 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. 10 I MC VC

1 Samuel 13:6 When the men of Israel saw that they were in a strait, (for the people were distressed,) then the people did hide themselves in caves, and in thickets, and in rocks, and in high places, and in pits. MC VC

Hebrews 11:38 (Of whom the world was not worthy:) they wandered in deserts, and in mountains, and in dens and caves of the earth. 3 I MC VC