Psalm 37:30 The mouth of the righteous speaks wisdom, and his tongue talks of judgment. Torrey's Topical Textbook
Proverbs 10:31 The mouth of the just brings forth wisdom: but the fraudulent tongue shall be cut out. Torrey's Topical Textbook
Proverbs 15:7 The lips of the wise disperse knowledge: but the heart of the foolish does not so. Torrey's Topical Textbook
Ephesians 4:29 Let no corrupt communication proceed out of your mouth, but that which is good to the use of edifying, that it may minister grace to the hearers. Torrey's Topical Textbook
Colossians 4:6 Let your speech be always with grace, seasoned with salt, that you may know how you ought to answer every man. Torrey's Topical Textbook