Proverbs 18:8

18:8 The words of a gossip are like choice morsels;

they go down into the person’s innermost being.

Proverbs 20:19

20:19 The one who goes about gossiping reveals secrets;

therefore do not associate with someone who is always opening his mouth.

Ezekiel 22:9

22:9 Slanderous men shed blood within you. Those who live within you eat pagan sacrifices on the mountains; they commit obscene acts among you.