However, the avodas kodesh sherut of these kohanim is service of a copy and shadow of the things in Shomayim, just as Moshe Rabbeinu was warned, when he was about to complete the Mishkan for "URE'EH" ("Now see to it"), Hashem says, "VA'ASEH BETAVNITAM ASHER ATAH MAREH BAHAR" ("that you will make it according to the pattern having been shown to you on the mountain" SHEMOT 25:40).