The mouth of the righteous speaketh wisdom, and his tongue talketh of judgment.
Psalm 71:15
My mouth shall shew forth thy righteousness and thy salvation all the day; for I know not the numbers thereof.
Psalm 71:24
My tongue also shall talk of thy righteousness all the day long: for they are confounded, for they are brought unto shame, that seek my hurt.
Deuteronomy 6:7-9
7
And thou shalt teach them diligently unto thy children, and shalt talk of them when thou sittest in thine house, and when thou walkest by the way, and when thou liest down, and when thou risest up.
8
And thou shalt bind them for a sign upon thine hand, and they shall be as frontlets between thine eyes.
9
And thou shalt write them upon the posts of thy house, and on thy gates.
Proverbs 10:21
The lips of the righteous feed many: but fools die for want of wisdom.
Proverbs 10:31
The mouth of the just bringeth forth wisdom: but the froward tongue shall be cut out.
Proverbs 15:7
The lips of the wise disperse knowledge: but the heart of the foolish doeth not so.
Proverbs 25:11-13
11
A word fitly spoken is like apples of gold in pictures of silver.
12
As an earring of gold, and an ornament of fine gold, so is a wise reprover upon an obedient ear.
13
As the cold of snow in the time of harvest, so is a faithful messenger to them that send him: for he refresheth the soul of his masters.
Proverbs 27:9
Ointment and perfume rejoice the heart: so doth the sweetness of a man's friend by hearty counsel.
Matthew 12:35
A good man out of the good treasure of the heart bringeth forth good things: and an evil man out of the evil treasure bringeth forth evil things.
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 unto the hearers.
Colossians 4:6
Let your speech be alway with grace, seasoned with salt, that ye may know how ye ought to answer every man.
