أَخْبَرَنَا مُحَمَّدُ بْنُ يُوسُفَ ، حَدَّثَنَا الْأَوْزَاعِيُّ ، عَنْ يَحْيَى بْنِ أَبِي كَثِيرٍ ، أَنَّ عَلِيًّا ، وَابْنَ مَسْعُودٍ رَضِيَ اللهُ عَنْهُمَا كَانَا، يَقُولَانِ :" الْمُسْتَحَاضَةُ تَغْتَسِلُ عِنْدَ كُلِّ صَلَاةٍ "

Muhammad bin Yusuf told us, Al-Awza’i told us, on the authority of Yahya bin Abi Kathir, that Ali and Ibn Masoud, may God be pleased with them, were, They say: “The woman who has menstruation must bathe at every prayer.”