Proverbs 10:19
In the multitude of words transgression shall not cease: and he withholding his lips is prudent
James 3:2
For in many things we all stumble. If any stumble not in word, this a perfect man, able to govern by a bridle also the whole body.
James 1:19
Wherefore, my dearly beloved brethren, let every man be quick to hear, slow to speak, slow to anger:
Psalm 39:1
To the overseer, to Jeduthun: chanting of David. I said, I will watch my way from sinning with my tongue: I will watch for my mouth with a muzzle while yet the unjust one is before me.
Ecclesiastes 5:3
For the dream came in the multitude of labor; and the voice of the foolish one in the multitude of words.
Proverbs 17:27-28
He withholding his words will shew knowledge: I man of understanding is a cool spirit
Ecclesiastes 10:13-14
The beginning of the words of his mouth, folly: and the latter state of his mouth the folly of evil.