Torah Temimah → בְּכוֹרוֹת ל״ב ב׳ · Beis Hillel
English: Beis Hillel say: people may be numbered on a bechor even zarim — for the unblemished; but for a ba’al mum “the tamei and the tahor may eat it together.”
Zarim may eat ba’al mum bechor.
A blemished bechor may be shared with non-kohanim.