3) Chapter: The Menstruating Woman Is Permitted To Wash The Head Of Her Husband, Comb His Hair, And Her Left-over As Clean, And One Is Permitted To Recline In Her Lap And Recite The Qur'an
Al-Aswad narrated it from 'A'isha that she observed:
I used to wash the head of the Messenger of Allah (ﷺ), while I was in a state of menstruation.
3) باب جَوَازِ غَسلِ الْحَائِضِ رَأْسَ زَوْجِهَا وَتَرْجِيلِهِ وَطَهَارَةِ سُؤْرِهَا وَالاِتِّكَاءِ فِي حِجْرِهَا وَقِرَاءَةِ الْقُرْآنِ فِيهِ
حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا حُسَيْنُ بْنُ عَلِيٍّ، عَنْ زَائِدَةَ، عَنْ مَنْصُورٍ، عَنْ إِبْرَاهِيمَ، عَنِ الأَسْوَدِ، عَنْ عَائِشَةَ، قَالَتْ كُنْتُ أَغْسِلُ رَأْسَ رَسُولِ اللَّهِ صلى الله عليه وسلم وَأَنَا حَائِضٌ .