Matthew 12:35

The good man out of his good store gives good things; and the evil man out of his evil store gives evil things.

Proverbs 10:20-21

The tongue of the upright man is like tested silver: the heart of the evil-doer is of little value.

Proverbs 25:11-12

A word at the right time is like apples of gold in a network of silver.

Matthew 13:52

And he said to them, For this reason every scribe who has become a disciple of the kingdom of heaven is like the owner of a house, who gives out from his store things new and old.

Colossians 4:6

Let your talk be with grace, mixed with salt, so that you may be able to give an answer to everyone.

Psalm 37:30-31

The mouth of the good man says words of wisdom; the talk of his tongue is of righteousness.

Proverbs 12:6

The words of sinners are destruction for the upright; but the mouth of upright men is their salvation.

Proverbs 12:17-19

The breathing out of true words gives knowledge of righteousness; but a false witness gives out deceit.

Proverbs 15:4

A comforting tongue is a tree of life, but a twisted tongue is a crushing of the spirit.

Proverbs 15:23

A man has joy in the answer of his mouth: and a word at the right time, how good it is!

Proverbs 15:28

The heart of the upright gives thought to his answer; but from the mouth of the evil-doer comes a stream of evil things.

Proverbs 16:21-23

The wise-hearted will be named men of good sense: and by pleasing words learning is increased.

Matthew 12:34

You offspring of snakes, how are you, being evil, able to say good things? because out of the heart's store come the words of the mouth.

Ephesians 4:29

Let no evil talk come out of your mouth, but only what is good for giving necessary teaching, and for grace to those who give ear.

Colossians 3:16

Let the word of Christ be in you in all wealth of wisdom; teaching and helping one another with songs of praise and holy words, making melody to God with grace in your hearts.

Treasury of Scripture Knowledge

Summary

A good man out of the good treasure of the heart bringeth forth good things: and an evil man out of the evil treasure bringeth forth evil things.

And an

General references

Bible References

And an

Matthew 12:34
You offspring of snakes, how are you, being evil, able to say good things? because out of the heart's store come the words of the mouth.

General references

Psalm 37:30
The mouth of the good man says words of wisdom; the talk of his tongue is of righteousness.
Mark 7:20
And he said, That which comes out of the man, that makes the man unclean.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain