Proverbs 10:11
The mouth of the righteous is a fountain of life; But violence covereth the mouth of the wicked.
Proverbs 10:6
Blessings are upon the head of the righteous; But violence covereth the mouth of the wicked.
Proverbs 13:14
The law of the wise is a fountain of life, That one may depart from the snares of death.
Proverbs 18:4
The words of a man's mouth are as deep waters; The wellspring of wisdom is as a flowing brook.
Psalm 37:30-31
The mouth of the righteous talketh of wisdom, And his tongue speaketh justice.
Psalm 107:42
The upright shall see it, and be glad; And all iniquity shall stop her mouth.
Proverbs 10:20-21
The tongue of the righteous is as choice silver: The heart of the wicked is little worth.
Proverbs 10:32
The lips of the righteous know what is acceptable; But the mouth of the wicked'speaketh perverseness.
Proverbs 15:7
The lips of the wise disperse knowledge; But the heart of the foolish doeth not so.
Proverbs 16:22-24
Understanding is a well-spring of life unto him that hath it; But the correction of fools is their folly.
Proverbs 20:15
There is gold, and abundance of rubies; But the lips of knowledge are a precious jewel.
Ecclesiastes 10:12-14
The words of a wise man's mouth are gracious; but the lips of a fool will swallow up himself.
Matthew 12:34-37
Ye offspring of vipers, how can ye, being evil, speak good things? for out of the abundance of the heart the mouth speaketh.
Ephesians 4:29
Let no corrupt speech proceed out of your mouth, but such as is good for edifying as the need may be, that it may give grace to them that hear.
James 3:5-8
So the tongue also is a little member, and boasteth great things. Behold, how much wood is kindled by how small a fire!