English: The Sages taught: Beis Hillel say, we find ashes called dust, as it is said “and they shall take for the unclean of the dust of the burning of the chatas”; therefore one may cover the blood of slaughter with ashes.
Type of Learning
Gezeirah shavah / shared name “afar.”
What Is Learned
Because the Torah calls the para ashes “dust,” ashes may be used for the mitzvah of covering the blood.