Proverbs 15:26
To the LORD evil plans are detestable, but pleasant words are pure.
Psalm 19:14
May the words of my mouth and the meditations of my heart be acceptable in your sight, LORD, my Rock and my Redeemer. To the Director: A Davidic Psalm.
Psalm 37:30-31
The mouth of the righteous one produces wisdom; his tongue speaks justice.
Psalm 45:1
My heart is overflowing with good news; I speak what I have composed to the king; my tongue is like the pen of an articulate scribe.
Proverbs 6:16-19
Here are six things that the LORD hates seven, in fact, are detestable to him:
Proverbs 15:23
An appropriate answer brings joy to a person, and a well-timed word is a good thing.
Proverbs 24:9
To devise folly is sin, and people detest a scoffer.
Jeremiah 4:14
Jerusalem, wash your evil from your heart so that you may be delivered. How long will you harbor evil schemes within you?
Matthew 12:34-37
You children of serpents! How can you say anything good when you are evil? The mouth speaks about what overflows from the heart.
Matthew 15:19
It is out of the heart that evil thoughts come, as well as murder, adultery, sexual immorality, stealing, false testimony, and slander.