Proverbs 10:14

Wise men lay up knowledge, but the mouth of the foolish is near ruin.

Proverbs 18:7

A fool's mouth is his destruction, and his lips are a snare to his soul.

Proverbs 10:8

The wise in heart accept commandments, but a chattering fool will fall.

Proverbs 9:9

Instruct a wise man, and he will be still wiser. Teach a righteous man, and he will increase in learning.

Proverbs 10:10

One winking with the eye causes sorrow, but a chattering fool will fall.

Proverbs 13:3

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

Proverbs 1:5

that the wise man may hear, and increase in learning; that the man of understanding may attain to sound counsel:

Proverbs 18:1

An unfriendly man pursues selfishness, and defies all sound judgment.

Proverbs 18:15

The heart of the discerning gets knowledge. The ear of the wise seeks knowledge.

Proverbs 19:8

He who gets wisdom loves his own soul. He who keeps understanding shall find good.

Proverbs 21:23

Whoever guards his mouth and his tongue keeps his soul from troubles.

Matthew 12:35

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

Matthew 13:44

"The Kingdom of Heaven is like a treasure hidden in the field, which a man found, and hid. In his joy, he goes and sells all that he has, and buys that field.

Matthew 13:52

And he said to them, "Therefore, every scribe who has been made a disciple in the Kingdom of Heaven is like a man who is a householder, who brings out of his treasure new and old things."

2 Corinthians 4:6-7

seeing it is God who said, "Light will shine out of darkness," who has shone in our hearts, to give the light of the knowledge of the glory of God in the face of Jesus Christ.

Treasury of Scripture Knowledge

Summary

Wise men lay up knowledge: but the mouth of the foolish is near destruction.

General references

Bible References

The mouth

Proverbs 10:8
The wise in heart accept commandments, but a chattering fool will fall.
Proverbs 13:3
He who guards his mouth guards his soul. One who opens wide his lips comes to ruin.
Proverbs 18:7
A fool's mouth is his destruction, and his lips are a snare to his soul.
Proverbs 21:23
Whoever guards his mouth and his tongue keeps his soul from troubles.

General references

Proverbs 18:15
The heart of the discerning gets knowledge. The ear of the wise seeks knowledge.