Birds of a Feather

Proverbs 17:4 "A wicked person listens to deceitful lips; a liar pays attention to a destructive tongue."

Matthew Henry's commentary on Proverbs 17:4
"One who is himself mendacious listens with avidity to any tale that may injure a neighbour, however monstrous and improbable it may be."

You know what they say about birds of a feather...