Proverbs 10:14

Wise men keep knowledge, but the mouth of the foolish is near unto calamity.

Proverbs 18:7

A fool's mouth is his destruction, and his lips are the snare of his soul.

Proverbs 10:8

The wise in heart will receive the commandments, but he who speaks foolishness shall fall.

Proverbs 9:9

Give instruction to a wise man, and he will be yet wiser; teach a just man, and he will increase in learning.

Proverbs 10:10

He that winks with the eye causes sorrow, and he that speaks foolishness shall fall.

Proverbs 13:3

He that keeps his mouth keeps his life: but he that opens his lips often shall have calamity.

Proverbs 1:5

If the wise will hear them, doctrine shall increase, and the man of understanding shall acquire wise counsel:

Proverbs 18:1

Whosoever goes astray seeks according to his own lust and shall meddle with every doctrine.

Proverbs 18:15

The heart of the man of understanding acquires wisdom, and the ear of the wise seeks knowledge.

Proverbs 19:8

He that gets wisdom loves his own soul; he keeps intelligence that he might find that which is good.

Proverbs 21:23

Whosoever keeps his mouth and his tongue keeps his soul from troubles.

Matthew 12:35

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

Matthew 13:44

Again, the kingdom of the heavens is like unto treasure hid in the field, which when found, a man hides it and, for the joy thereof, goes and sells all that he has and buys that field.

Matthew 13:52

And he said unto them, Therefore every scribe who is instructed in the kingdom of the heavens is like unto a man, a husband of a house, who brings forth out of his treasure things new and old.

2 Corinthians 4:6-7

For the God, who commanded the light to shine out of darkness, has shined in our hearts to bring forth the light of the knowledge of the clarity 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 will receive the commandments, but he who speaks foolishness shall fall.
Proverbs 13:3
He that keeps his mouth keeps his life: but he that opens his lips often shall have calamity.
Proverbs 18:7
A fool's mouth is his destruction, and his lips are the snare of his soul.
Proverbs 21:23
Whosoever keeps his mouth and his tongue keeps his soul from troubles.

General references

Proverbs 18:15
The heart of the man of understanding acquires wisdom, and the ear of the wise seeks knowledge.