Exodus 19:22

22Also let the priests who come near to the Lord aconsecrate themselves, lest the Lord bbreak out against them.”

Leviticus 21:17

17Speak to Aaron, saying, None of your offspring throughout their generations who has a blemish may capproach to offer the bread of his God.

Ezekiel 42:13-14

13Then he said to me, “The north chambers and the south chambers opposite dthe yard are the holy chambers, ewhere the priests who approach the Lord fshall eat the gmost holy offerings. There they shall put the most holy offeringshthe grain offering, ithe sin offering, and jthe guilt offeringfor the place is holy. 14When the priests enter the Holy Place, they shall not go out of it into the outer court kwithout laying there the garments in which they minister, for these are holy. lThey shall put on other garments before they go near to that which is for the people.”

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