Romans 7:14
For we know that the law is spiritual; but I am carnal, sold under sin.
Matthew 12:34-35
Offspring of vipers, how can you, being evil, speak good things? For out of the abundance of the heart the mouth speaks.
Romans 7:12
The law therefore is holy, and the commandment holy and righteous and good.
Ephesians 4:29
Let no evil word proceed out of your mouth, but that which is good for useful edification, that it may afford benefit to those that hear.
Colossians 4:6
Let your words always be with kindness, seasoned with salt, that you may know how to answer every one.