Matthew 12:35
A good man out of the good treasure of the heart brings out good things; and an evil man out of the evil treasure brings out evil things.
Proverbs 10:20-21
The tongue of the just is as choice silver; the heart of the wicked is worth little.
Proverbs 25:11-12
A word fitly spoken is like apples of gold in pictures of silver.
Matthew 13:52
Then He said to them, Therefore every scribe who is instructed to the kingdom of Heaven is like a man who is a householder, who brings out things new and old out of his treasure.
Colossians 4:6
Let your speech be always with grace, having been seasoned with salt, that you may know how you ought to answer each one.
Psalm 37:30-31
The mouth of the righteous speaks wisdom, and his tongue talks of judgment.
Proverbs 12:6
The words of the wicked are to lie in wait for blood; but the mouth of the upright shall deliver them.
Proverbs 12:17-19
He who breathes truth shows forth righteousness, but a false witness deceit.
Proverbs 15:4
A wholesome tongue is a tree of life, but crookedness in it is a break in the spirit.
Proverbs 15:23
A man has joy by the answer of his mouth, and a word in due season, how good it is!
Proverbs 15:28
The heart of the righteous studies to answer, but the mouth of the wicked pours out evil things.
Proverbs 16:21-23
The wise in heart shall be called prudent, and the sweetness of the lips increases learning.
Matthew 12:34
Offspring of vipers! How can you, being evil, speak good things? For out of the abundance of the heart the mouth speaks.
Ephesians 4:29
Let not any filthy word go out of your mouth, but if any is good to building up in respect of need, that it may give grace to the ones hearing.
Colossians 3:16
Let the Word of Christ dwell in you richly in all wisdom, teaching and admonishing one another in psalms and hymns and spiritual songs, singing with grace in your hearts to the Lord.