King James Version (KJV) - 1 Samuel 21:13 >

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.

Berean Study Bible (BSB) - 1 Samuel 21:13 >

So he changed his behavior before them and feigned madness in their hands; he scratched on the doors of the gate and let his saliva run down his beard.