Read Judges 15:8 Using Other Translations
And he smote them hip and thigh with a great slaughter: and he went down and dwelt in the top of the rock Etam.
And he struck them hip and thigh with a great blow, and he went down and stayed in the cleft of the rock of Etam.
So he attacked the Philistines with great fury and killed many of them. Then he went to live in a cave in the rock of Etam.