Do not repay evil for evil or insult for insult, but give a blessing instead—it is for this reason you were called, so that you might inherit a blessing.
But I tell you that everyone who is angry with his brother shall be subject to judgment. And whoever says to his brother, ‘Raca’ shall be subject to the council; and whoever says, ‘You fool!’ shall be subject to fiery Gehenna.
And the tongue is a fire. The tongue is a world of evil placed among our body parts. It pollutes the whole body and sets on fire the course of life—and is set on fire by Gehenna.