Leviticus 7:19
"And the flesh that toucheth any unclean thing shall not be eaten; it shall be burnt with fire: and as for the flesh, all that be clean shall eat thereof."
Cross References (ranked by relevance)
Unto the pure all things are pure: but unto them that are defiled and unbelieving is nothing pure; but even their mind and conscience is defiled.
But rather give alms of such things as ye have; and, behold, all things are clean unto you.
Wherefore come out from among them, and be ye separate, saith the Lord, and touch not the unclean thing; and I will receive you,
I know, and am persuaded by the Lord Jesus, that there is nothing unclean of itself: but to him that esteemeth any thing to be unclean, to him it is unclean.
And he said unto them, Ye know how that it is an unlawful thing for a man that is a Jew to keep company, or come unto one of another nation; but God hath shewed me that I should not call any man common or unclean.
For meat destroy not the work of God. All things indeed are pure; but it is evil for that man who eateth with offence.