Matthew 15:17
"Do you not know how all that goes into the mouth passes into the stomach and is afterward evacuated;
1 Corinthians 6:13
"Food is meant for the stomach, and the stomach for food"? Yes, but God will soon put an end both to the one and to the other. The body, however, exists not for immorality, but for the Lord, and the Lord for the body;
Matthew 7:19-20
"Every tree which does not bear good fruit is cut down and cast into the fire.
Luke 6:45
"The good man out of the good treasure-house of his heart brings forth good; and the evil man out of the evil treasure-house of his heart brings forth evil; for the mouth speaks out of the abundance of the heart.
James 3:6
And the tongue is a fire; it is a very world of iniquity among our members, defiling the whole body, and setting on fire the wheel of nature, and is itself set on fire by hell.