Leviticus 20:25

And you shall distinguish between the clean and the unclean animal and between the unclean and the clean bird; and you shall not defile yourselves with the animal or with the bird or with anything that moves along the ground that I have set apart for you {as unclean}.

Leviticus 11:1-47

Then Yahweh spoke to Moses and to Aaron, saying to them,

Deuteronomy 14:3-21

You shall not eat any detestable thing.

Acts 10:11-15

And he saw heaven opened and an object something like a large sheet coming down, being let down to the earth by its four corners,

Acts 10:28

And he said to them, "You know that it is forbidden for a Jewish man to associate with or to approach a foreigner. And to me God has shown [that] I should call no man common or unclean.

Ephesians 5:7-11

Therefore do not be sharers with them,

Treasury of Scripture Knowledge

Summary

Ye shall therefore put difference between clean beasts and unclean, and between unclean fowls and clean: and ye shall not make your souls abominable by beast, or by fowl, or by any manner of living thing that creepeth on the ground, which I have separated from you as unclean.

Abominable

Bible References

Put difference

Deuteronomy 14:3
You shall not eat any detestable thing.
Acts 10:11
And he saw heaven opened and an object something like a large sheet coming down, being let down to the earth by its four corners,
Ephesians 5:7
Therefore do not be sharers with them,

Abominable

Leviticus 11:43
You must not defile yourselves with any swarmer that swarms, and you must not make yourselves unclean by them and [so] be made unclean by them,

General references

Leviticus 10:10
and to distinguish between the holy and the unholy, as well as between the unclean and the clean,
Deuteronomy 14:3
You shall not eat any detestable thing.
1 Samuel 8:20
so that we {also} may be like all the nations, and our king may rule us and go out before us and fight our battles."