The Book of Menstruation
قَالَ عَمْرٌو حَدَّثَنِي جَعْفَرُ بْنُ رَبِيعَةَ، عَنْ يَعْقُوبَ بْنِ الأَشَجِّ، عَنْ كُرَيْبٍ، مَوْلَى ابْنِ عَبَّاسٍ عَنْ مَيْمُونَةَ، زَوْجِ النَّبِيِّ صلى الله عليه وسلم بِذَلِكَ .This hadith has been narrated by Ibn 'Abbas on the authority of Maimuna. the wife of the Apostle (ﷺ), by another chain of transmitters
From Sahih Muslim, whose reports the scholars accept as authentic.