It is narrated from Sayyiduna Abu Qatadah (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: Fasting on the day of Arafah is an expiation for the past and coming two years, and fasting on Ashura is an expiation for the past one year.
Hadith Referenceالفتح الربانی / كتاب الصيام / 3902
Hadith Gradingمحدثین:صحیح
Hadith Takhrij«اخرجه مسلم: 1162، (انظر مسند أحمد ترقيم الرسالة: 22588 ترقیم بيت الأفكار الدولية: 22958»