Fasting (Kitab Al-Siyam)

Dawud :: Book 13 : Hadith 2390

Narrated AbuHurayrah:

The Prophet (peace_be_upon_him) said: If anyone breaks his fast one day in Ramadan without a concession granted to him by Allah, a perpetual fast will not atone for it.

Source materials are from the University of Southern California MSA site
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