Ecclesiastes 10:3

Yea also, when the fool walks by the way, his understanding fails him, and he says to everyone [that] he is a fool.

Proverbs 13:16

Every prudent man works with knowledge, but a fool flaunts folly.

Proverbs 18:2

A fool has no delight in understanding, but only that his heart may reveal itself.

Proverbs 18:6

A fool's lips enter into contention, and his mouth calls for stripes.

Ecclesiastes 5:3

For a dream comes with a multitude of business, and a fool's voice with a multitude of words.

1 Peter 4:4

During which they think it strange of you not running together into the same pouring out of debauchery, while they slander.

Treasury of Scripture Knowledge

Summary

Yea also, when he that is a fool walketh by the way, his wisdom faileth him, and he saith to every one that he is a fool.

Bible References

And he

Ecclesiastes 5:3
For a dream comes with a multitude of business, and a fool's voice with a multitude of words.
Proverbs 13:16
Every prudent man works with knowledge, but a fool flaunts folly.
Proverbs 18:2
A fool has no delight in understanding, but only that his heart may reveal itself.
1 Peter 4:4
During which they think it strange of you not running together into the same pouring out of debauchery, while they slander.

General references

1 Kings 12:8
But he forsook the counsel of the old men, which they had given him, and took counsel with the young men that grew up with him, who stood before him.
Proverbs 14:33
Wisdom rests in the heart of him who has understanding, but [a thing] in the inward part of fools is made known.
Proverbs 17:28
Even a fool, when he holds his peace, is considered wise. When he shuts his lips, he is prudent.