Matthew 15:17
Do ye not observe, that every thing which entereth into the mouth passeth into the belly, and is ejected into the vault?
1 Corinthians 6:13
Meats are for the belly, and the belly for meats; but God will destroy both it and them. Now the body is not for whoredom, but for the Lord, and the Lord for the body.
Matthew 7:19-20
Every tree that beareth not good fruit, is cut down, and cast into the fire.
Luke 6:45
A good man, out of the good treasure of his heart, produceth what is good; and a wicked man, from the evil treasure in his heart, produceth that which is evil: for out of the abundance of the heart the mouth speaketh.
Colossians 2:21-22
eat not, nor talk, nor touch,
James 3:6
And the tongue is a fire, a world of iniquity: in such manner is the tongue placed among our members, that it defileth all the body, and setteth on fire the circle of nature; and is set on fire of hell.