Bad Language
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Ephesians 4:29
Let no unwholesome talk come out of your mouths, but only what is helpful for building up the one in need and bringing grace to those who listen.
Colossians 3:8
But now you must put aside all such things as these: anger, rage, malice, slander, and filthy language from your lips.
Exodus 20:7
You shall not take the name of the LORD your God in vain, for the LORD will not leave anyone unpunished who takes His name in vain.
Ephesians 5:4
Nor should there be obscenity, foolish talk, or crude joking, which are out of character, but rather thanksgiving.