1 Chronicles 11:14-16

Young's Literal Translation

¹⁴ and they station themselves in the midst of the portion, and deliver it, and smite the Philistines, and Jehovah saveth -- a great salvation.

¹⁵ And three of the thirty heads go down on the rock unto David, unto the cave of Adullam, and the host of the Philistines is encamping in the valley of Rephaim,

¹⁶ and David [is] then in the fortress, and the station of the Philistines [is] then in Beth-Lehem,