Matthew 15:17
Do not ye yet understand, that whatever entereth into the mouth, goeth into the belly, and is cast out into the vault?
1 Corinthians 6:13
Meats are for the belly, and the belly for meats; yet God will destroy both it and them. But the body is not for fornication, but for the Lord, and the Lord for the body.
Matthew 7:19-20
Every tree that bringeth not forth good fruit, is hewn down, and cast into the fire.
Luke 6:45
A good man, out of the good treasure of his heart, bringeth forth that which is good; and an evil man, out of the evil treasure of his heart, bringeth forth that which is evil; for of the abundance of the heart the mouth speaketh.
Colossians 2:21-22
(Touch not, taste not, handle not:
James 3:6
And the tongue is a fire, a world of iniquity: it is the tongue among the members which defileth the whole body and setteth on fire the course of nature, and is set on fire of hell.