Romans 12:14
Bless your persecutors, bless, and curse not.
Matthew 5:22
but I say to you that he who becomes angry with his brother shall be liable to condemnation by the court; and he who says to his brother 'Raca,' shall be liable to condemnation by the Sanhedrin, while he who curses his brother shall be liable to the Gehenna of Fire.
Matthew 5:43-44
"You have heard that it was said, "You shall love your neighbor and hate your enemy."
Matthew 12:36
"I tell you that for every careless word that men speak they shall give account on the day of judgment.
James 3:6
And the tongue is a fire; it is a very world of iniquity among our members, defiling the whole body, and setting on fire the wheel of nature, and is itself set on fire by hell.
James 3:9-10
With it we continually bless our Lord and Father, and with it we are accustomed to curse men made in the image of God.
1 Peter 2:22-23
He committed no sin, Neither was guile found in his mouth.
1 Peter 3:9
not paying back evil for evil or abuse for abuse, but on the contrary giving a blessing. Because for this you have been called??o inherit a blessing.