Proverbs 4:16 in the World English Bible
For they don’t sleep unless they do evil. Their sleep is taken away, unless they make someone fall.
Context
15 Avoid it, pass not by it, turn from it, and pass away.
16 For they sleep not, except they have done mischief; and their sleep is taken away, unless they cause some to fall.
17 For they eat the bread of wickedness, and drink the wine of violence.