Reference: Evil-speaking
Easton
is expressly forbidden (Tit 3:2; Jas 4:11), and severe punishments are denounced against it (1Co 5:11; 6:10). It is spoken of also with abhorrence (Ps 15:3; Pr 18:6-7), and is foreign to the whole Christian character and the example of Christ.
See Verses Found in Dictionary
He that backbiteth not with his tongue, nor doeth evil to his neighbor, nor taketh up a reproach against his neighbor.
A fool's lips enter into contention, and his mouth calleth for strokes. A fool's mouth is his destruction, and his lips are the snare of his soul.
But now I have written to you not to keep company, if any man that is called a brother is a lewd person, or covetous, or an idolater, or a railer, or a drunkard, or an extortioner: with such person no not to eat.
Nor thieves, nor covetous, nor drunkards, nor revilers, nor extortioners, shall inherit the kingdom of God.
To speak evil of no man, to be no brawlers, but gentle, showing all meekness to all men.
Speak not evil one of another, brethren. He that speaketh evil of his brother, and judgeth his brother, speaketh evil of the law, and judgeth the law: but if thou judgest the law, thou art not a doer of the law, but a judge.