What is the ruling on the fast of one who fasted a day in Ramadan without intending to, because she was unable to clearly see the sign of purity before Fajr, and only intended to fast after Fajr began?
Forming the intention (niyyah) from the night before is a condition for the validity of the Ramadan fast according to Malik, Shafi'i, and Ahmad. Therefore, this day must be made up.
Summarized from the full answer at Ftawy · reviewed Sep 2, 2026
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