1 Samuel Chapter 21, Verse 13
From BibleWiki
13: And he changed his behaviour before them, and feigned himself
mad in their hands, and scrabbled on the doors of the gate,
and let his spittle fall down upon his beard.
13: And he changed his countenance before them, and slipt down
between their hands: and he stumbled against the doors of the gate, and
his spittle ran down upon his beard.
13: And he changed his appearance before him, and feigned himself a false character in that day; and drummed upon the doors of the city, and used extravagant gestures with his hands, and fell against the doors of the gate, and his spittle ran down upon his beard.
1 Samuel Chapter 21, Verse 13/commentary

