Matthew 12:35
The good man out of his good treasure bringeth forth good things: and the evil man out of his evil treasure bringeth forth evil things.
Proverbs 10:20-21
The tongue of the righteous is as choice silver: The heart of the wicked is little worth.
Proverbs 25:11-12
A word fitly spoken Is like apples of gold in network of silver.
Matthew 13:52
And he said unto them, Therefore every scribe who hath been made a disciple to the kingdom of heaven is like unto a man that is a householder, who bringeth forth out of his treasure things new and old.
Colossians 4:6
Let your speech be always with grace, seasoned with salt, that ye may know how ye ought to answer each one.
Psalm 37:30-31
The mouth of the righteous talketh of wisdom, And his tongue speaketh justice.
Proverbs 12:6
The words of the wicked are of lying in wait for blood; But the mouth of the upright shall deliver them.
Proverbs 12:17-19
He that uttereth truth showeth forth righteousness; But a false witness, deceit.
Proverbs 15:4
A gentle tongue is a tree of life; But perverseness therein is a breaking of the spirit.
Proverbs 15:23
A man hath joy in the answer of his mouth; And a word in due season, how good is it!
Proverbs 15:28
The heart of the righteous studieth to answer; But the mouth of the wicked poureth out evil things.
Proverbs 16:21-23
The wise in heart shall be called prudent; And the sweetness of the lips increaseth learning.
Matthew 12:34
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.
Colossians 3:16
Let the word of Christ dwell in you richly; in all wisdom teaching and admonishing one another with psalms and hymns and'spiritual songs, singing with grace in your hearts unto God.