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nasai-kubra:9004Ismāʿīl b. Yaʿqūb > Ibn Mūsá b. Aʿyan from my father > Muṭarrif > Abū Isḥāq > al-Aswad > ʿĀʾishah

[Machine] The Prophet ﷺ would relieve himself, then sleep, and then water would be poured over him.  

الكبرى للنسائي:٩٠٠٤أَخْبَرَنَا إِسْمَاعِيلُ بْنُ يَعْقُوبَ قَالَ حَدَّثَنَا ابْنُ مُوسَى بْنِ أَعْيَنَ قَالَ حَدَّثَنِي أَبِي عَنْ مُطَرِّفٍ عَنْ أَبِي إِسْحَاقَ عَنِ الْأَسْوَدِ عَنْ عَائِشَةَ قَالَتْ

«كَانَ النَّبِيُّ ﷺ يَقْضِي حَاجَتَهُ ثُمَّ يَنَامُ ثُمَّ يُفِيضُ عَلَيْهِ الْمَاءَ»