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.