Have I need of mad men, that you have brought this fellow to play the mad man in my presence? shall this fellow come into my house?
1 Samuel 21:14 Then Achish said to his servants, "Behold, you see the man behaving as a madman. Why do you bring him to me?
1 Samuel 22:1 So David departed from there and escaped to the cave of Adullam; and when his brothers and all his father's household heard of it, they went down there to him.