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 13:3

He who guards his mouth guards his soul. One who opens wide his lips comes to ruin.

Proverbs 18:21

Death and life are in the power of the tongue; those who love it will eat its fruit.

Proverbs 10:19

In the multitude of words there is no lack of disobedience, but he who restrains his lips does wisely.

Proverbs 17:27-28

He who spares his words has knowledge. He who is even tempered is a man of understanding.

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 3:2-13

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.

Treasury of Scripture Knowledge

Summary

Whoso keepeth his mouth and his tongue keepeth his soul from troubles.

Bible References

General references

Proverbs 10:19
In the multitude of words there is no lack of disobedience, but he who restrains his lips does wisely.
Proverbs 12:13
An evil man is trapped by sinfulness of lips, but the righteous shall come out of trouble.
Proverbs 13:3
He who guards his mouth guards his soul. One who opens wide his lips comes to ruin.
Proverbs 17:27
He who spares his words has knowledge. He who is even tempered is a man of understanding.
Proverbs 18:21
Death and life are in the power of the tongue; those who love it will eat its fruit.
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
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.