Proverbs 15:26
The purposes of evil an abomination of Jehovah: and the pure speaking of pleasantness.
Psalm 19:14
The saying of my mouth and the meditation of my heart shall be for acceptance before thee, O Jehovah, my rock and my redeemer.
Psalm 37:30-31
The mouth of the just one shall speak wisdom, and his tongue shall speak judgment
Psalm 45:1
To the overseer over the lilies, for the sons of Korah, instruction: a song of the beloved. My heart boiled over a good word: I say my works to the king: my tongue the pen of one writing promptly.
Proverbs 6:16-19
These six Jehovah hated, and seven an abomination of his soul:
Proverbs 15:23
Joy to the man in the answer of his mouth: and a word in its time how good
Proverbs 24:9
The purpose of folly is sin, and he mocking, an abomination to man.
Jeremiah 4:14
O Jerusalem, wash from evil to thy heart so that thou shalt be saved. How long shall purposes of thy vanity lodge in the midst of thee?
Matthew 12:34-37
O generation of vipers! how can ye speak good things, being evil? for out of the abundance of the heart the month speaks.
Matthew 15:19
For from the heart come forth evil reflections, slaughters, adulteries, fornications, thefts, false testimonies, defamations: