Matthew 15:11
Not that which goeth into the mouth defileth the man, but what cometh out of the mouth, this defileth the man.
Acts 10:14-15
But Peter said, In no wise, Lord: for I have never eaten any thing common or unclean.
Mark 7:15
There is nothing entering into a man from without, which can defile him; but the things which come out of him, these are they that defile the man.
Matthew 12:34-37
Ye brood of vipers, how can ye, being evil, speak good things? For out of the abundance of the heart the mouth speaketh.
Matthew 15:18-20
But those things which proceed out of the mouth, come out of the heart, and they defile the man.
Luke 11:38-41
And he went in and sat down to table. But the Pharisee seeing it, marvelled, that he had not first washed before dinner. And the Lord said to him,
Acts 11:8-9
But I said, In no wise, Lord: for nothing common or unclean hath ever entered into my mouth.
Romans 3:13-14
Their throat is an open sepulchre; with their tongues have they used deceit; the poison of asps is under their lips.
Romans 14:14
I know and am assured by the Lord Jesus, that nothing is unclean of itself: but to him that accounteth any thing to be unclean, it is unclean.
Romans 14:17
For the kingdom of God is not meat and drink, but righteousness, and peace, and joy in the Holy Ghost.
Romans 14:20
For meat destroy not the work of God. All things indeed are pure: but it is evil to that man who eateth with offence.
1 Timothy 4:4-5
For every creature of God is good, and nothing to be rejected, being received with thanksgiving.
Titus 1:15
To the clean all things are clean; but to the defiled and unbelieving nothing is clean; but both their understanding and conscience are defiled.
Hebrews 13:9
Be not carried about with divers and strange doctrines; for it is good, that the heart be stablished with grace, not with meats, in which they that have walked have not been profited.
James 3:5-8
So the tongue also is a little member, yet boasteth great things. Behold how much matter a little fire kindleth.
2 Peter 2:18
For by speaking swelling words of vanity, they allure thro' the desire of the flesh, thro' wantonness, those that were clean escaped from them that live in error.