Proverbs 13:3
He that keeps his mouth keeps his life: but he that opens his lips often shall have calamity.
Proverbs 21:23
Whosoever keeps his mouth and his tongue keeps his soul from troubles.
Proverbs 12:13
The wicked is snared by the transgression of his lips, but the just shall come out of the tribulation.
Proverbs 18:7
A fool's mouth is his destruction, and his lips are the snare of his soul.
Proverbs 18:21
Death and life are in the power of the tongue, and those that love it shall eat its fruit.
Psalm 39:1
I said, I will take heed to my ways that I sin not with my tongue: I will keep my mouth with a bit while the wicked is against me.
Proverbs 10:19
In the multitude of words there is no lack of rebellion, but he that refrains his lips is wise.
Proverbs 20:19
He that goes about as a talebearer reveals secrets; therefore meddle not with him that flatters with his lips.
Matthew 12:36-37
But I say unto you, That every idle word that men shall speak, they shall give account thereof in the day of judgment.
James 1:26
If anyone among you thinks to be religious and does not bridle his tongue, but deceives his own heart, his religion is vain.
James 3:2-12
For we all offend in many things. If any man offends not in word, the same is a perfect man, and able also to govern the whole body with restraint.