Proverbs 15:2

The tongue of the wise will make knowledge good: and the mouth of the foolish will gush forth folly.

Proverbs 12:23

A prudent man covered knowledge: and the heart of the foolish will meet folly.

Proverbs 13:16

Every prudent one will do in knowledge: and the foolish one will spread folly.

Proverbs 15:28

The heart of the just one shall meditate to answer: and the mouth of the unjust shall gush out evil.

Psalm 45:1

To the overseer over the lilies, for the sons of Korah, instruction: a song of the beloved. My heart boiled over a good word: I say my works to the king: my tongue the pen of one writing promptly.

Psalm 59:7

Behold, they will gush out with their mouth: swords in their lips: for who heard?

Proverbs 15:23

Joy to the man in the answer of his mouth: and a word in its time how good

Proverbs 16:23

The heart of the wise shall attend to his mouth, and he shall add knowledge to his lips.

Proverbs 25:11-12

Apples of gold in images of silver is the word spoken upon its wheels.

Ecclesiastes 10:12-13

The words of the wise one's mouth, grace; and the lips of the foolish one shall swallow him down.

Isaiah 50:4

The Lord Jehovah gave to me the tongue of the expert to know to help the weary with a word: he will rouse up in the morning by morning, he will rouse up to me the ear to hear as the expert

Treasury of Scripture Knowledge

Summary

The tongue of the wise useth knowledge aright: but the mouth of fools poureth out foolishness.

Poureth

Bible References

Tongue

Proverbs 15:23
Joy to the man in the answer of his mouth: and a word in its time how good
Proverbs 12:23
A prudent man covered knowledge: and the heart of the foolish will meet folly.
Proverbs 13:16
Every prudent one will do in knowledge: and the foolish one will spread folly.
Proverbs 16:23
The heart of the wise shall attend to his mouth, and he shall add knowledge to his lips.
Proverbs 25:11
Apples of gold in images of silver is the word spoken upon its wheels.
Psalm 45:1
To the overseer over the lilies, for the sons of Korah, instruction: a song of the beloved. My heart boiled over a good word: I say my works to the king: my tongue the pen of one writing promptly.
Ecclesiastes 10:12
The words of the wise one's mouth, grace; and the lips of the foolish one shall swallow him down.
Isaiah 50:4
The Lord Jehovah gave to me the tongue of the expert to know to help the weary with a word: he will rouse up in the morning by morning, he will rouse up to me the ear to hear as the expert

Poureth

Psalm 59:7
Behold, they will gush out with their mouth: swords in their lips: for who heard?

General references

Proverbs 14:33
In the heart of him understanding, wisdom shall rest: and in the midst of fools it shall be made known.
Proverbs 17:28
Also the foolish one being silent shall be thought wise: and he shutting his lips, understanding.
Matthew 15:18
But the things going forth out of the mouth come from the heart, and these pollute the man.