Liturgy for Parah 3:17

He read,³⁰The Mishna (Maseches Yoma 1:3) relates, “They provided him with Sages who read to him the service of the day.” According to Rashi and Bartenura, they read the portion of the Torah (Leviticus 16) dealing with the service of Yom Kippur and elaborated upon its particulars. and was sprinkled with purifying water.³¹According to the Mishna, (Maseches Parah 3:1), the Kohein Gadol was sprinkled with the purifying water of the Red Heifer during the days before Yom Kippur, in case he had inadvertently come in contact with the dead. The ashes of the Red Heifer, mixed with “living waters,” provided the only means of purification for one who came in contact with the dead.

and was sprinkled with purifying water.³¹According to the Mishna, (Maseches Parah 3:1), the Kohein Gadol was sprinkled with the purifying water of the Red Heifer during the days before Yom Kippur, in case he had inadvertently come in contact with the dead. The ashes of the Red Heifer, mixed with “living waters,” provided the only means of purification for one who came in contact with the dead.