سُئِلَ أَبُو جَعْفَرٍ ع عَنْ رَجُلٍ اقْتَضَّ امْرَأَتَهُ أَوْ أَمَتَهُ فَرَأَتْ دَماً كَثِيراً لَا يَنْقَطِعُ عَنْهَا يَوْماً كَيْفَ تَصْنَعُ بِالصَّلَاةِ قَالَ تُمْسِكُ الْكُرْسُفَ فَإِنْ خَرَجَتِ الْقُطْنَةُ مُطَوَّقَةً بِالدَّمِ فَإِنَّهُ مِنَ الْعُذْرَةِ تَغْتَسِلُ وَ تُمْسِكُ مَعَهَا قُطْنَةً وَ تُصَلِّي فَإِنْ خَرَجَ الْكُرْسُفُ مُنْغَمِساً بِالدَّمِ فَهُوَ مِنَ الطَّمْثِ تَقْعُدُ عَنِ الصَّلَاةِ أَيَّامَ الْحَ
“Abu Ja’far (a.s.), was asked about a man who experiences sexual relation with his wife or slave-girl and she finds a great deal of blood discharge that does not stop, not even for one day. What must she do for her Salah (prayer)? He (the Imam) said, ’She must keep a piece of cotton, if blood is found in the form of a