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 15:2

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

Proverbs 11:13

He going about tale-bearing reveals a secret: and he being faithful of spirit hides the word.

Proverbs 10:14

The wise shall hide knowledge: and the mouth of the foolish drew near destruction.

Proverbs 10:19

In the multitude of words transgression shall not cease: and he withholding his lips is prudent

Ecclesiastes 10:3

And also as the foolish one went in the way, his heart was wanting, and he said to all, It is folly.

Ecclesiastes 10:12-14

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

Treasury of Scripture Knowledge

Summary

A prudent man concealeth knowledge: but the heart of fools proclaimeth foolishness.

General references

Bible References

A prudent

Proverbs 10:19
In the multitude of words transgression shall not cease: and he withholding his lips is prudent
Proverbs 11:13
He going about tale-bearing reveals a secret: and he being faithful of spirit hides the word.
Proverbs 13:16
Every prudent one will do in knowledge: and the foolish one will spread folly.

But

Proverbs 15:2
The tongue of the wise will make knowledge good: and the mouth of the foolish will gush forth folly.
Ecclesiastes 10:3
And also as the foolish one went in the way, his heart was wanting, and he said to all, It is folly.

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 29:11
The foolish one will bring forth all his spirit; and the wise one will restrain it back.