It is not what goes into the mouth that defiles a person, but what comes out of the mouth; this defiles a person.”

Synonyms for Bad Mouths: gossip, tattle, tittle-tattle, muckrake, skinder, talk, whisper, and circulate rumours

Leviticus 19:16 (ESV)
You shall not go around as a slanderer among your people, and you shall not stand up against the life of your neighbor: I am the Lord .

Proverbs 16:28 (ESV)
A dishonest man spreads strife, and a whisperer separates close friends.

Proverbs 18:20 (ESV)
From the fruit of a man’s mouth his stomach is satisfied; he is satisfied by the yield of his lips.

Proverbs 18:21 (ESV)
Death and life are in the power of the tongue, and those who love it will eat its fruits.

Proverbs 25:23 (ESV)
The north wind brings forth rain, and a backbiting tongue, angry looks.

Ecclesiastes 7:21-22 (ESV)
Do not take to heart all the things that people say, lest you hear your servant cursing you. 22. Your heart knows that many times you yourself have cursed others.

Isaiah 32:6 (ESV)
For the fool speaks folly, and his heart is busy with iniquity, to practice ungodliness, to utter error concerning the Lord, to leave the craving of the hungry unsatisfied, and to deprive the thirsty of drink.

Matthew 12:34-37 (ESV)
You brood of vipers! How can you speak good, when you are evil? For out of the abundance of the heart the mouth speaks. 35. The good person out of his good treasure brings forth good, and the evil person out of his evil treasure brings forth evil. 36. I tell you, on the day of judgment people will give account for every careless word they speak, 37. for by your words you will be justified, and by your words you will be condemned.”

Matthew 15:11 (ESV)
it is not what goes into the mouth that defiles a person, but what comes out of the mouth; this defiles a person.”

Romans 1:28-31 (ESV)
And since they did not see fit to acknowledge God, God gave them up to a debased mind to do what ought not to be done. 29. They were filled with all manner of unrighteousness, evil, covetousness, malice. They are full of envy, murder, strife, deceit, maliciousness. They are gossips, 30. slanderers, haters of God, insolent, haughty, boastful, inventors of evil, disobedient to parents, 31. foolish, faithless, heartless, ruthless.

2 Corinthians 12:20 (ESV)
For I fear that perhaps when I come I may find you not as I wish, and that you may find me not as you wish—that perhaps there may be quarreling, jealousy, anger, hostility, slander, gossip, conceit, and disorder.

Ephesians 4:29 (ESV)
Let no corrupting talk come out of your mouths, but only such as is good for building up, as fits the occasion, that it may give grace to those who hear.

Colossians 3:8 (ESV)
But now you must put them all away: anger, wrath, malice, slander, and obscene talk from your mouth.

Colossians 4:6 (ESV)
Let your speech always be gracious, seasoned with salt, so that you may know how you ought to answer each person.

James 3:10 (ESV)
From the same mouth come blessing and cursing. My brothers, these things ought not to be so.

Synonyms provided by: wordhippo.com

“Scripture quotations are from The ESV® Bible (The Holy Bible, English Standard Version®), copyright © 2001 by Crossway, a publishing ministry of Good News Publishers. Used by permission. All rights reserved.”