1 Samuel 24:3

the sheepcotes by the way Sheepfolds are still formed in the East by building a wall of loose stones round the mouth of a cave, which serves for shelter in case of bad weather. See The Land and the Book, p. 603.

to cover his feet An euphemism for performing the necessities of nature.

remained, &c. Were abiding in the recesses of the cave. Large caves with numerous side passages are found in the district. "They are as dark as midnight, and the keenest eye cannot see five paces inward: but one who has been long within, and is looking outwardtoward the entrance, can observe with perfect distinctness all that takes place in that direction." Hence David and his men could watch Saul without being seen.