Proverbs 13:3
He who guards his mouth guards his soul. One who opens wide his lips comes to ruin.
Proverbs 21:23
Whoever guards his mouth and his tongue keeps his soul from troubles.
Proverbs 12:13
An evil man is trapped by sinfulness of lips, but the righteous shall come out of trouble.
Proverbs 18:7
A fool's mouth is his destruction, and his lips are a snare to his soul.
Proverbs 18:21
Death and life are in the power of the tongue; those who love it will eat its fruit.
Psalm 39:1
I said, "I will watch my ways, so that I don't sin with my tongue. I will keep my mouth with a bridle while the wicked is before me."
Proverbs 10:19
In the multitude of words there is no lack of disobedience, but he who restrains his lips does wisely.
Proverbs 20:19
He who goes about as a tale-bearer reveals secrets; therefore don't keep company with him who opens wide his lips.
Matthew 12:36-37
I tell you that every idle word that men speak, they will give account of it in the day of judgment.
James 1:26
If anyone among you thinks himself to be religious while he doesn't bridle his tongue, but deceives his heart, this man's religion is worthless.
James 3:2-12
For in many things we all stumble. If anyone doesn't stumble in word, the same is a perfect man, able to bridle the whole body also.