Hebrews 9:10

as they consist only of meats, and drinks, and different ablutions, and corporal services, until the appointed time of perfect reformation.

Matthew 15:11

not that which goeth into the mouth defileth a man; but what cometh out of the mouth, that defileth the man.

Matthew 15:20

these are the things which defile a man: but to eat with unwashed hands doth not defile a man.

Mark 7:2

And seeing some of his disciples eating bread with hands unclean, that is, unwashed, they found fault.

Mark 7:15

There is nothing from without a man, that entering into him, can make him unclean: but the things which come out from him, these are the things which make a man unclean.

Mark 7:18

And he saith to them, Are ye also so defective of intelligence? Do you not consider, that every thing from without that entereth into a man, cannot make him unclean?

Acts 10:10-15

and he grew very hungry, and desired something to eat: but whilst they were getting it ready, a sacred ecstacy fell upon him.

Acts 10:28

And he said unto them, Ye know how contrary it is to established usage, for a man who is a Jew to associate with or visit one of another nation; but God hath shewed me to call no man common or unclean.

Acts 15:29

that ye abstain from eating whatever is sacrificed to idols, and from blood, and from what is strangled, and from whoredom: from which things carefully preserving yourselves, ye shall do well. Farewell.

Romans 14:14-17

I know, and am convinced by the Lord Jesus, that there is nothing unclean of itself; but to him who thinketh any thing to be unclean, to him it is unclean.

Romans 14:21

It is laudable not to eat flesh, or to drink wine, nor to do any thing whereby thy brother is stumbled, or scandalized, or weakened.

1 Corinthians 8:8

But meat commendeth us not to God: for neither if we eat are we the better, or if we eat not are we the worse.

2 Corinthians 6:17

"Wherefore go forth from the midst of them, and be ye separated, saith the Lord, and touch not the unclean; and I will receive you,

Ephesians 5:7

Be not ye therefore partakers with them.

Ephesians 5:11

And have no society with the unfruitful works of darkness, but rather rebuke them.

Colossians 2:16

Let no man therefore judge you concerning what you eat, or what you drink, or the observance of a feast, or new moon, or the sabbaths;

Colossians 2:21-23

eat not, nor talk, nor touch,

Treasury of Scripture Knowledge

Summary

Of their flesh shall ye not eat, and their carcase shall ye not touch; they are unclean to you.

Bible References

They are unclean

Matthew 15:11
not that which goeth into the mouth defileth a man; but what cometh out of the mouth, that defileth the man.
Mark 7:2
And seeing some of his disciples eating bread with hands unclean, that is, unwashed, they found fault.
Acts 10:10
and he grew very hungry, and desired something to eat: but whilst they were getting it ready, a sacred ecstacy fell upon him.
Acts 15:29
that ye abstain from eating whatever is sacrificed to idols, and from blood, and from what is strangled, and from whoredom: from which things carefully preserving yourselves, ye shall do well. Farewell.
Romans 14:14
I know, and am convinced by the Lord Jesus, that there is nothing unclean of itself; but to him who thinketh any thing to be unclean, to him it is unclean.
1 Corinthians 8:8
But meat commendeth us not to God: for neither if we eat are we the better, or if we eat not are we the worse.
2 Corinthians 6:17
"Wherefore go forth from the midst of them, and be ye separated, saith the Lord, and touch not the unclean; and I will receive you,
Ephesians 5:7
Be not ye therefore partakers with them.
Colossians 2:16
Let no man therefore judge you concerning what you eat, or what you drink, or the observance of a feast, or new moon, or the sabbaths;
Hebrews 9:10
as they consist only of meats, and drinks, and different ablutions, and corporal services, until the appointed time of perfect reformation.