Leviticus 11:44 For I am the LORD your God. You shall therefore consecrate yourselves, and you shall be holy; for I am holy. Neither shall you defile yourselves with any creeping thing that creeps on the earth.
Isaiah 52:11 Depart! Depart! Go out from there, Touch no unclean thing; Go out from the midst of her, Be clean, You who bear the vessels of the LORD.
Haggai 2:10-14 On the twenty-fourth day of the ninth month, in the second year of Darius, the word of the LORD came by Haggai the prophet, saying, "Thus says the LORD of hosts: "Now, ask the priests concerning the law, saying, "If one carries holy meat in the fold of his garment, and with the edge he touches bread or stew, wine or oil, or any food, will it become holy?""" Then the priests answered and said, "No." And Haggai said, "If one who is unclean because of a dead body touches any of these, will it be unclean?" So the priests answered and said, "It shall be unclean." Then Haggai answered and said, ""So is this people, and so is this nation before Me," says the LORD, "and so is every work of their hands; and what they offer there is unclean.
Genesis 7:2 You shall take with you seven each of every clean animal, a male and his female; two each of animals that are unclean, a male and his female;
Leviticus 11:2-23 “Speak to the children of Israel, saying, ‘These are the animals which you may eat among all the animals that are on the earth: Among the animals, whatever divides the hoof, having cloven hooves and chewing the cud—that you may eat. Nevertheless these you shall not eat among those that chew the cud or those that have cloven hooves: the camel, because it chews the cud but does not have cloven hooves, is unclean to you; the rock hyrax, because it chews the cud but does not have cloven hooves, is unclean to you; the hare, because it chews the cud but does not have cloven hooves, is unclean to you; and the swine, though it divides the hoof, having cloven hooves, yet does not chew the cud, is unclean to you. Their flesh you shall not eat, and their carcasses you shall not touch. They are unclean to you. ‘These you may eat of all that are in the water: whatever in the water has fins and scales, whether in the seas or in the rivers—that you may eat. But all in the seas or in the rivers that do not have fins and scales, all that move in the water or any living thing which is in the water, they are an abomination to you. They shall be an abomination to you; you shall not eat their flesh, but you shall regard their carcasses as an abomination. Whatever in the water does not have fins or scales—that shall be an abomination to you. ‘And these you shall regard as an abomination among the birds; they shall not be eaten, they are an abomination: the eagle, the vulture, the buzzard, the kite, and the falcon after its kind; every raven after its kind, the ostrich, the short-eared owl, the sea gull, and the hawk after its kind; the little owl, the fisher owl, and the screech owl; the white owl, the jackdaw, and the carrion vulture; the stork, the heron after its kind, the hoopoe, and the bat. ‘All flying insects that creep on all fours shall be an abomination to you. Yet these you may eat of every flying insect that creeps on all fours: those which have jointed legs above their feet with which to leap on the earth. These you may eat: the locust after its kind, the destroying locust after its kind, the cricket after its kind, and the grasshopper after its kind. But all other flying insects which have four feet shall be an abomination to you.
Leviticus 14:8-9 He who is to be cleansed shall wash his clothes, shave off all his hair, and wash himself in water, that he may be clean. After that he shall come into the camp, and shall stay outside his tent seven days. But on the seventh day he shall shave all the hair off his head and his beard and his eyebrows—all his hair he shall shave off. He shall wash his clothes and wash his body in water, and he shall be clean.
Leviticus 22:8 Whatever dies naturally or is torn by beasts he shall not eat, to defile himself with it: I am the LORD.
Deuteronomy 14:3-21 “You shall not eat any detestable thing. These are the animals which you may eat: the ox, the sheep, the goat, the deer, the gazelle, the roe deer, the wild goat, the mountain goat, the antelope, and the mountain sheep. And you may eat every animal with cloven hooves, having the hoof split into two parts, and that chews the cud, among the animals. Nevertheless, of those that chew the cud or have cloven hooves, you shall not eat, such as these: the camel, the hare, and the rock hyrax; for they chew the cud but do not have cloven hooves; they are unclean for you. Also the swine is unclean for you, because it has cloven hooves, yet does not chew the cud; you shall not eat their flesh or touch their dead carcasses. “These you may eat of all that are in the waters: you may eat all that have fins and scales. And whatever does not have fins and scales you shall not eat; it is unclean for you. “All clean birds you may eat. But these you shall not eat: the eagle, the vulture, the buzzard, the red kite, the falcon, and the kite after their kinds; every raven after its kind; the ostrich, the short-eared owl, the sea gull, and the hawk after their kinds; the little owl, the screech owl, the white owl, the jackdaw, the carrion vulture, the fisher owl, the stork, the heron after its kind, and the hoopoe and the bat. “Also every creeping thing that flies is unclean for you; they shall not be eaten. “You may eat all clean birds. “You shall not eat anything that dies of itself; you may give it to the alien who is within your gates, that he may eat it, or you may sell it to a foreigner; for you are a holy people to the LORD your God. “You shall not boil a young goat in its mother’s milk.
Deuteronomy 23:10-11 If there is any man among you who becomes unclean by some occurrence in the night, then he shall go outside the camp; he shall not come inside the camp. But it shall be, when evening comes, that he shall wash with water; and when the sun sets, he may come into the camp.
Ezekiel 22:26 Her priests have violated My law and profaned My holy things; they have not distinguished between the holy and unholy, nor have they made known the difference between the unclean and the clean; and they have hidden their eyes from My Sabbaths, so that I am profaned among them.
Ezekiel 44:23 “And they shall teach My people the difference between the holy and the unholy, and cause them to discern between the unclean and the clean.
Acts 10:14 But Peter said, "Not so, Lord! For I have never eaten anything common or unclean."
