Only hypocrites spew corrupt communication.
Get knowledge and be delivered.
Proverbs 11:9 An hypocrite with his mouth destroyeth his neighbour: but through knowledge shall the just be delivered.
Ephesians 4:29 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.
1Corinthians 15:33 Be not deceived: evil communications corrupt good manners.
Proverbs 1:7 The fear of the LORD is the beginning of knowledge: but fools despise wisdom and instruction.