1)
What is the significance of the phrase "Kodesh Yih'yu la'Hashem la'Kohen"?
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Rashi: It teaches us that the two lambs are Kodesh Kodshim
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and that they must be eaten by the Kohanim within the hangings of the Azarah.
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Rashi: Unlike Shalmei Yachid, which are Kodshim Kalim and can be eaten by anyone anywhere within the walls of Yerushalayim.