ופשט את בגדיו ולבש בגדים אחרים
Rashi explains, “This is not an obligation, but rather, proper conduct, so that he not soil, through taking out the ashes, garments in which he serves constantly, garments in which he has cooked a pot for his master…” Therefore, he shall don garments inferior to the ones which he wears when he serves in the Sanctuary. A similar idea is to be found with regard to the clothing we wear on Shabbos. Shulchan Orach Chaim (262:2): “One should try to have for himself nice clothes for Shabbos.” The Mishnah Berurah adds that this is part of honoring Shabbos. This applies…