Proverbs 18:21

Death and life are in the power of the tongue, and those who love it shall eat the fruit of it.

Ephesians 4:29

Let no corrupt speech go out of your mouth, rather if there is any good word for edification of a need, so that it may give grace to those who hear.

Matthew 12:35-37

The good man out of his good treasure brings forth good things, and the evil man out of his evil treasure brings forth evil things.

Colossians 4:6

your speech always with grace seasoned with salt, to know how it is fitting for you to answer each one.

Proverbs 10:19-21

Transgression is not lacking in the multitude of words, but he who refrains his lips does wisely.

Proverbs 10:31

The mouth of a righteous man brings forth wisdom, but the perverse tongue shall be cut off.

Proverbs 11:30

The fruit of a righteous man is a tree of life, and he who is wise wins souls.

Proverbs 12:13

A wicked man is snared by the transgression of [his] lips, but the righteous shall come out of trouble.

Proverbs 13:2-3

A man shall eat good by the fruit of his mouth, but the soul of the treacherous, violence.

Proverbs 18:4-7

The words of a man's mouth are deep waters. The wellspring of wisdom is a flowing brook.

Ecclesiastes 10:12-14

The words of a wise man's mouth are gracious, but the lips of a fool will swallow himself up.

Titus 1:10-11

For there are also many insubordinate men, vain talkers and deceivers, especially those from circumcision,

James 3:6-9

And the tongue is a fire, the world of unrighteousness. Thus, the tongue is made to lead among our body-parts, defiling the whole body, and setting the cycle of nature on fire, and being set on fire by hell.

Isaiah 57:19

I create the fruit of the lips. Peace, peace, to him who is far off and to him who is near, says LORD, and I will heal him.

Romans 10:14-15

How then will they call on whom they have not believed? And how will they believe of whom they have not heard? And how will they hear without preaching?

2 Corinthians 2:16

to the one an odor of death for death, and to the other an aroma of life for life. And who is adequate for these things?

2 Corinthians 11:15

Therefore, it is no great thing if his helpers also disguise themselves as helpers of righteousness, whose end will be according to their works.

2 Peter 2:18

For, uttering swollen things of vanity, they entice (to sensuality by lusts of flesh) those who actually escaped from those who live in error,

Treasury of Scripture Knowledge

Bible References

Death

Proverbs 18:4
The words of a man's mouth are deep waters. The wellspring of wisdom is a flowing brook.
Proverbs 10:20
The tongue of a righteous man is choice silver. The heart of the wicked is little worth.
Proverbs 11:30
The fruit of a righteous man is a tree of life, and he who is wise wins souls.
Matthew 12:35
The good man out of his good treasure brings forth good things, and the evil man out of his evil treasure brings forth evil things.
Romans 10:14
How then will they call on whom they have not believed? And how will they believe of whom they have not heard? And how will they hear without preaching?
2 Corinthians 2:16
to the one an odor of death for death, and to the other an aroma of life for life. And who is adequate for these things?
2 Corinthians 11:15
Therefore, it is no great thing if his helpers also disguise themselves as helpers of righteousness, whose end will be according to their works.
Ephesians 4:29
Let no corrupt speech go out of your mouth, rather if there is any good word for edification of a need, so that it may give grace to those who hear.
Colossians 4:6
your speech always with grace seasoned with salt, to know how it is fitting for you to answer each one.
Titus 1:10
For there are also many insubordinate men, vain talkers and deceivers, especially those from circumcision,
James 3:6
And the tongue is a fire, the world of unrighteousness. Thus, the tongue is made to lead among our body-parts, defiling the whole body, and setting the cycle of nature on fire, and being set on fire by hell.
2 Peter 2:18
For, uttering swollen things of vanity, they entice (to sensuality by lusts of flesh) those who actually escaped from those who live in error,

And

Proverbs 10:19
Transgression is not lacking in the multitude of words, but he who refrains his lips does wisely.
Ecclesiastes 10:12
The words of a wise man's mouth are gracious, but the lips of a fool will swallow himself up.
Isaiah 57:19
I create the fruit of the lips. Peace, peace, to him who is far off and to him who is near, says LORD, and I will heal him.

General references

Deuteronomy 22:14
and charges her with shameful things, and brings up an evil name upon her, and says, I took this woman, and when I came near to her, I did not find in her the tokens of virginity,
Proverbs 21:23
He who keeps his mouth and his tongue keeps his soul from troubles.