Proverbs 15:26
The thoughts of the wicked are an abomination to the LORD, but the speech of the pure is pure.
Psalm 19:14
Let the words of my mouth and the meditation of my heart be acceptable in thy sight, O LORD, my strength, and my redeemer.
Psalm 37:30-31
Pe The mouth of the righteous speaks wisdom, and his tongue brings forth judgment.
Psalm 45:1
My heart is overflowing with a good word; I speak of the things which I have done concerning the king; my tongue is the pen of a ready writer.
Proverbs 6:16-19
These six things does the LORD hate: yea, seven are an abomination unto him:
Proverbs 15:23
A man has joy by the answer of his mouth, and a word spoken in due season, how good it is!
Proverbs 24:9
The thought of the foolish is sin, and the scorner is an abomination to men.
Jeremiah 4:14
O Jerusalem, wash thine heart from wickedness that thou may be saved. How long shalt thou entertain the thoughts of thy iniquity within thee?
Matthew 12:34-37
O generation of vipers, how can ye, being evil, speak good things? For out of the abundance of the heart the mouth speaks.
Matthew 15:19
For out of the heart proceed evil thoughts, murders, adulteries, fornications, thefts, false witness, blasphemies: