Narrated Abdullah ibn Umar:
There were fifty prayers (obligatory in the beginning); and (in the beginning of Islam) washing seven times because of sexual defilement (was obligatory); and washing the urine from the cloth…
حَدَّثَنَا أَبُو بَكْرِ بْنُ خَلاَّدٍ الْبَاهِلِيُّ، حَدَّثَنَا أَبُو الْوَلِيدِ، حَدَّثَنَا شَرِيكٌ، عَنْ عَبْدِ اللَّهِ بْنِ عُصْمٍ أَبِي عُلْوَانَ، عَنِ ابْنِ عَبَّاسٍ، قَالَ أُمِرَ نَبِيُّكُمْ ـ صلى الله عليه وسلم ـ بِخَمْسِينَ صَلاَةً فَنَازَلَ رَبَّكُمْ أَنْ يَجْعَلَهَا خَمْسَ صَلَوَاتٍ .
It was
narrated that Ibn ‘Abbas said: “Your Prophet (ﷺ) was
enjoined
to do fifty prayers but he returned to your Lord to make
(i.e.,
reduce) them to five prayers.”