1 Samuel 21:15 in the World English Bible
Do I lack madmen, that you have brought this fellow to play the madman in my presence? Should this fellow come into my house?”
Context
14 Then said Achish unto his servants, Lo, ye see the man is mad: wherefore then have ye brought him to me?
15 Have I need of mad men, that ye have brought this fellow to play the mad man in my presence? shall this fellow come into my house?