Breaking the fast and praying the Eid prayer on testimony of the Eid crescent

Question

The crescent of Eid al-Fitr was not generally seen on the 29th; on the 30th, because of testimony, the fasts were broken at midday. Now the question to be asked is: from the standpoint of the Shari‘a, will Eid be regarded as the day on which the fasts were broken, or the following day, when the prayer took place?

Answer

If, because the horizon was not clear, the moon was not seen on the 29th of Ramadan, and on that basis the fast was kept on the assumption that it was the 30th of Ramadan, but afterwards the moon was established through Shar‘i testimony, the fast was broken, and it was established that it was the 1st of Shawwal — then that very day is the day of Eid, and the Eid prayer should…

Source: Fatawa Mahmudiyya

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