Bible Verses About Bad Language

Let no corrupt communication proceed out of your mouth, but that which is good to the use of edifying, that it may minister grace unto the hearers.

But now ye also put off all these; anger, wrath, malice, blasphemy, filthy communication out of your mouth.

Neither filthiness, nor foolish talking, nor jesting, which are not convenient: but rather giving of thanks.

Thou shalt not take the name of the LORD thy God in vain; for the LORD will not hold him guiltless that taketh his name in vain.

Know ye not that ye are the temple of God, and that the Spirit of God dwelleth in you?

Whose mouths must be stopped, who subvert whole houses, teaching things which they ought not, for filthy lucre's sake.