Reply To: sfeika d'yoma Home › Forums › Bais Medrash › sfeika d'yoma › Reply To: sfeika d'yoma October 20, 2015 8:32 pm at 8:32 pm #1106233 lesschumrasParticipant There is no sfeika deyona, only a minhag. We’ve had a calendar for 1500 years
