1 Samuel 24:3
And he came to the flocks of the sheep by a wayside where was a cave. And Saul went in to cover his feet. And David and his men sat along by the sides of the cave.
Judges 3:24
When he was gone out, his servants came and looked. And behold, the doors of the parlor were locked. And they said, "Ah, he is doing of his easement in his summer chamber."
Psalm 57:1-11
{To the Chanter, Destroy Not, Michtam of David, when he fled from Saul into the cave} Be merciful unto me, O God, be merciful unto me, for my soul trusteth in thee: and under the shadow of thy wings shall be my refuge, until this tyranny be overpast.
Psalm 142:1-7
{The Instruction of David, a prayer when he was in the cave} I cry unto the LORD with my voice; yea, even unto the LORD do I make my supplication.
Psalm 141:6
Let their judges be overthrown in stony places, that they may hear my words; for they are sweet.