أَخْبَرَنَا مُحَمَّدُ بْنُ عِيسَى ، حَدَّثَنَا ابْنُ عُلَيَّةَ ، أَخْبَرَنَا خَالِدٌ ، عَنْ أَنَسِ بْنِ سِيرِينَ ، قَالَ : اسْتُحِيضَتْ امْرَأَةٌ مِنْ آلِ أَنَسٍ فَأَمَرُونِي، فَسَأَلْتُ ابْنَ عَبَّاسٍ ، فَقَالَ :" أَمَّا مَا رَأَتْ الدَّمَ الْبَحْرَانِيَّ، فَلَا تُصَلِّي، فَإِذَا رَأَتْ الطُّهْرَ وَلَوْ سَاعَةً مِنْ نَهَارٍ، فَلْتَغْتَسِلْ وَلْتُصَلِّ "

Muhammad bin Issa told us, Ibn Ulayya told us, Khaled told us, on the authority of Anas bin Sirin, he said: A woman from the family of Anas had her period. So they ordered me, so I asked Ibn Abbas, and he said: “As for the woman who saw blood, she should not pray. If she saw the state of purity, even for an hour during the day, she should bathe.” "and pray"