1 Samuel (Author Compiled by Isaiah from records of Samuel, David, Nathan, and Gad.)
13:6And the men of Israel saw that they were in a strait (for the people were distressed); and the people hid themselves in caves, and in thickets, and in cliffs, and in strongholds, and in pits.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.