Proverbs 13:3
He that keepeth his mouth, keepeth his life; but whoso speaketh unadvised, findeth harm.
Proverbs 21:23
Whoso keepeth his mouth and his tongue; the same keepeth his soul from troubles.
Proverbs 12:13
The wicked falleth into the snare through the malice of his own mouth; but the just shall escape out of peril.
Proverbs 18:7
A fool's mouth is his own destruction, and his lips are the snare for his own soul.
Proverbs 18:21
Death and life stand in the power of the tongue; he that loveth it, shall enjoy the fruit thereof.
Psalm 39:1
{To the Chanter, for praising, a Psalm of David} I said, "I will take heed to my ways, that I offend not in my tongue. I will keep my mouth as it were with a bridle, while the ungodly is in my sight."
Proverbs 10:19
Where much babbling is, there must needs be offense; he that refraineth his lips is wisest of all.
Proverbs 20:19
Meddle not with him that betrayeth secrets, and is a slanderer, and deceiveth with his lips.
Matthew 12:36-37
But I say unto you, that of every idle word, that men shall have spoken, they shall give accounts at the day of judgment.
James 1:26
If any man among you seem devout, and refrain not his tongue: but deceive his own heart, this man's devotion is in vain.
James 3:2-12
For in many things we sin all. If a man sin not in word, the same is a perfect man and able to tame all the body.