Job 31:30
no, I have not allowed my mouth to sin, to ask his life with a curse.
Romans 12:14
Bless those who persecute, bless and do not curse [them].
Exodus 23:4-5
" 'If you come upon the ox of your enemy or his donkey going astray, you will certainly bring it back to him
Ecclesiastes 5:2
Do not be rash with your mouth, and do not let your heart be quick to utter a word before God. For God is in heaven, and you [are] on earth; therefore, let your words be few.
Ecclesiastes 5:6
Do not let your mouth lead your flesh into sin, and do not tell the messenger that it [was] a mistake. Why anger God at your words, so that he destroys the work of your hands?
Matthew 5:22
But I say to you that everyone who is angry at his brother will be subject to judgment, and whoever says to his brother, 'Stupid fool!' will be subject to the council, and whoever says, 'Obstinate fool!' will be subject to fiery hell.
Matthew 5:43-44
"You have heard that it was said, 'Love your neighbor' and 'Hate your enemy.'
Matthew 12:36
But I tell you that every worthless word that they speak, people will give an account for it on the day of judgment!
James 3:6
And the tongue [is] a fire! The world of unrighteousness, the tongue, is set among our members, defiling the whole body and setting on fire {the course of human existence}, being set on fire by hell.
James 3:9-10
With it we bless the Lord and Father, and with it we curse people who are made in the likeness of God.
1 Peter 2:22-23
who did not commit sin, nor was deceit found in his mouth,
1 Peter 3:9
not repaying evil for evil or insult for insult, but on the other hand blessing [others], because for this [reason] you were called, so that you could inherit a blessing.