عَلِيٌّ عَنْ أَبِيهِ عَنِ ابْنِ أَبِي عُمَيْرٍ عَنْ عُمَرَ بْنِ أُذَيْنَةَ عَنْ زُرَارَةَ عَنْ أَبِي جَعْفَرٍ ع أَنَّهُ قَالَ:
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فِي رَجُلٍ زَنَى بِأُمِّ امْرَأَتِهِ أَوْ بِابْنَتِهَا أَوْ بِأُخْتِهَا فَقَالَ لَا يُحَرِّمُ ذَلِكَ عَلَيْهِ امْرَأَتَهُ ثُمَّ قَالَ مَا حَرَّمَ حَرَامٌ قَطُّ حَلَالًا.
English translationMuhammad Sarwar
4. Ali ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr from ibn ‘Udhaynah from Zurarah who has said the following: “About the case of a man who goes to bed with his mother-in-law or his stepdaughter or her sister, abu Ja’far ‘Alayhi al-Salam, has said, ‘This does not make his wife unlawful for him.’ He (the Imam) then said, ‘Unlawful does not make a lawful thing unlawful.’”
Translation: Muhammad Sarwar·Thaqalayn link·The Arabic above is the original.
Hadith gradings
1- حسنAllamah Baqir al-MajlisiMirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (20/169)