Psalm 52:4
You love to use all the words that destroy, and the tongue that deceives.
1 Samuel 22:18-19
Then the king said to Doeg, "You turn and strike down the priests!" So Doeg the Edomite turned and struck down the priests. He killed on that day eighty-five men who wore the linen ephod.
Psalm 120:3
How will he severely punish you, you deceptive talker?
James 3:6-9
And the tongue is a fire! The tongue represents the world of wrongdoing among the parts of our bodies. It pollutes the entire body and sets fire to the course of human existence -- and is set on fire by hell.