Narrated Ibn `Abbas: I never saw the Prophet (ﷺ) seeking to fast on a day that he favored more than another except this day, the day of 'Ashura', and this month, meaning the month of Ramadan
Book 30 · Hadith 111
صحيح البخاري
Narrated Ibn `Abbas: I never saw the Prophet (ﷺ) seeking to fast on a day that he favored more than another except this day, the day of 'Ashura', and this month, meaning the month of Ramadan