Al-Kāfi
Hadith 365عَلِيُّ بْنُ إِبْرَاهِيمَ عَنْ أَبِيهِ عَنِ ابْنِ أَبِي عُمَيْرٍ وَ عِدَّةٌ مِنْ أَصْحَابِنَا عَنْ سَهْلِ بْنِ زِيَادٍ عَنِ ابْنِ أَبِي نَصْرٍ جَمِيعاً عَنْ جَمِيلِ بْنِ دَرَّاجٍ عَنْ زُرَارَةَ عَنْ أَبِي جَعْفَرٍ ( عليه السلام ) قَالَ الْقُرْءُ هُوَ مَا بَيْنَ الْحَيْضَتَيْنِ .
2. Ali ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr and A number of our people have narrated from Sahl ibn Ziyad from ibn abu Nasr all from Jamil ibn Darraj from Zurarah who has said the following: “Abu Ja’far (a.s.), has said, ‘Al-Qur’ is the period between two Hayd (menses).”’