Mudslinging is a sin? Where is that in the Bible? And if it’s true it can’t be mud.
Colossians 3:8
But now you also, put them all aside: anger, wrath, malice, defamation, and abusive speech from your mouth.
Ephesians 4:29
Do not let any unwholesome talk come out of your mouths, but only what is helpful for building others up according to their needs, that it may benefit those who listen.
Ephesians 4:31
Get rid of all bitterness, rage and anger, slander, evil talk and detraction, along with every form of malice.
1 Peter 2:1
Lay away all malice, and all guile, and evil speech, rivalries, and all detraction.
2 Corinthians 12:20
For I am afraid that when I come I may not find you as I want you to be, and you may not find me as you want me to be. I fear that there may be discord, jealousy, fits of rage, selfish ambition, defamation, gossip, arrogance and disorder.
Philippians 4:8
Finally brothers, whatever is true, whatever is honorable, whatever is just, whatever is pure, whatever is lovely, whatever is commendable--if there is any moral excellence and if there is any praise--dwell on these things.