Holy Scripture on idle talk and much speaking

But I say unto you, That every idle word that men shall speak, they shall give account thereof in the day of judgment. For by thy words thou shalt be justified, and by thy words thou shalt be condemned. Matt. 12:36–37

Out of thine own mouth will I judge thee, thou wicked servant. Luke 19:21

If any man among you seem to be religious, and bridleth not his tongue, but deceiveth his own heart, this man's religion is vain. James 1:26

He that keepeth his mouth keepeth his life. Prov. 13:3

By a multitude of words thou shalt not escape sin. Prov. 10:19

A fool's voice is known by multitude of words. Eccl. 5:2

I said, I will take heed to my ways, that I sin not with my tongue: I set a guard on my mouth, while the sinner stood in my presence. Ps. 38:1

To slip upon a pavement is better than to slip with the tongue. Sirach 20:18

Set a watch, O Lord, on my mouth, and a strong door about my lips. Ps. 140:3

Whoso despiseth the word shall be destroyed. Prov. 13:13

He that goeth about as a talebearer revealeth secrets: meddle not with him that openeth wide his lips. Prov. 20:19

Whoso keepeth his mouth and his tongue keepeth his soul from troubles. Prov. 21:23

He that keepeth his mouth keepeth his life: but he that openeth wide his lips shall have destruction. Prov. 13:2

A righteous man hates an unjust word. Prov. 13:5