1 Samuel 13:6

13:6 The men of Israel realized they had a problem because their army was hard pressed. So the army hid in caves, thickets, cliffs, strongholds, and cisterns.

1 Samuel 14:11

14:11 When they made themselves known to the Philistine garrison, the Philistines said, “Look! The Hebrews are coming out of the holes in which they hid themselves.”

Hebrews 11:38

11:38 (the world was not worthy of them); they wandered in deserts and mountains and caves and openings in the earth.

Revelation 6:15

6:15 Then the kings of the earth, the very important people, the generals, the rich, the powerful, and everyone, slave and free, hid themselves in the caves and among the rocks of the mountains.