Job 30:6
To dwell in the clefts of the valleys, in caves of the earth, and in the rocks.
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.
1 Samuel 22:1-2
David therefore departed thence, and escaped to the cave Adullam: and when his brethren and all his father's house heard it, they went down thither to him.
Isaiah 2:19
And they shall go into the holes of the rocks, and into the caves of the earth, for fear of the LORD, and for the glory of his majesty, when he ariseth to shake terribly the earth.
Revelation 6:15
And the kings of the earth, and the great men, and the rich men, and the chief captains, and the mighty men, and every bond-man, and every free-man, hid themselves in the dens and in the rocks of the mountains;