And the Lord said to Moses, “Speak to the priests, the sons of Aaron, and say to them that none of them shall defile himself for the dead among his people,
Whoever touches a dead person, the body of any man who has died, and does not cleanse himself, defiles the tabernacle of the Lord, and that person shall be cut off from Israel; because the water for impurity was not thrown upon him, he shall be unclean; his uncleanness is still on him.
“Command the people of Israel that they put out of the camp every leper, and every one having a discharge, and every one that is unclean through contact with the dead;
“And if any man dies very suddenly beside him, and he defiles his consecrated head, then he shall shave his head on the day of his cleansing; on the seventh day he shall shave it.
And there were certain men who were unclean through touching the dead body of a man, so that they could not keep the passover on that day; and they came before Moses and Aaron on that day;