[Machine] That the Prophet ﷺ used to recommend fasting on the day of Ashura before the month of Ramadan was made obligatory. So when Ramadan was made obligatory, whoever wished fasted and whoever wished broke their fast.
أَنَّ النَّبِيَّ ﷺ كَانَ يَأْمُرُ بِصِيَامِ عَاشُورَاءَ قَبْلَ أَنْ يَنْزِلَ رَمَضَانُ فَلَمَّا فُرِضَ رَمَضَانُ كَانَ مَنْ شَاءَ صَامَ وَمَنْ شَاءَ أَفْطَرَ