Sunan an-Nasa'i, Hadith 381 ⓘ
It was narrated that 'Aishah said: "The head of the Messenger of Allah would rest in the lap of one of us when she was menstruating, and he would recite Qur'an."
أَخْبَرَنَا إِسْحَاقُ بْنُ إِبْرَاهِيمَ، وَعَلِيُّ بْنُ حُجْرٍ، - وَاللَّفْظُ لَهُ - قَالاَ حَدَّثَنَا سُفْيَانُ، عَنْ مَنْصُورٍ، عَنْ أُمِّهِ، عَنْ عَائِشَةَ، قَالَتْ كَانَ رَأْسُ رَسُولِ اللَّهِ صلى الله عليه وسلم فِي حِجْرِ إِحْدَانَا وَهِيَ حَائِضٌ وَهُوَ يَقْرَأُ الْقُرْآنَ .
also referenced under: Book 3, Hadith 33 (In-Book) & Volume 1, Book 3, Hadith 381 (DarusSalam)