(6) باب جَوَازِ نَوْمِ الْجُنُبِ وَاسْتِحْبَابِ الْوُضُوءِ لَهُ وَغَسْلِ الْفَرْجِ إِذَا أَرَادَ أَنْ يَأْكُلَ أَوْ يَشْرَبَ أَوْ يَنَامَ أَوْ يُجَامِعَل
'A'isha reported:
Whenever the Messenger of Allah (ﷺ) intended to sleep after having sexual intercourse, he performed ablution as for the prayer before going to sleep. (IT)
Reference (IT): Sahih Muslim 305 a (IT)
In-book reference (IT): Book 3, Hadith 21 (IT)
USC-MSA web (English) reference(deprecated numbering scheme): Book 3, Hadith 597 (IT)