1 Samuel 23:14
And David stayed in the wilderness in strong holds, and remained in a mountain in the wilderness of Ziph. And Saul sought him every day, but God delivered him not into his hand.
Torrey's Topical Textbook—AKJV

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.
Torrey's Topical Textbook—AKJV