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 backbites not with his tongue, nor does evil to his neighbor, nor takes up a reproach against his neighbor.
A fool's lips enter into contention, and his mouth calls for blows. A fool's mouth is his destruction, and his lips are the snare of his soul.
But now I have written unto you not to keep company, if any man that is called a brother be a fornicator, or covetous, or an idolater, or a railer, or a drunkard, or an extortioner; with such a one 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 unto all men.
Speak not evil one of another, brethren. He that speaks evil of his brother, and judges his brother, speaks evil of the law, and judges the law: but if you judge the law, you are not a doer of the law, but a judge.