Reply To: Echad Mi Yodea Home › Forums › Bais Medrash › Echad Mi Yodea › Reply To: Echad Mi Yodea April 11, 2014 12:33 am at 12:33 am #1011474 ujewParticipant Toras Aba brings an answer b’sheim R’ Chaim Kanievsky. The first 7 days have a halacha NOT to do milah (besides for the lack of a mitzvah to do it then) so there are 8 days of milah.