Sunan an-Nasa'i 4017
سنن النسائي#4017Sahihأَخْبَرَنَا عَمْرُو بْنُ عَلِيٍّ، قَالَ حَدَّثَنَا يَحْيَى، قَالَ حَدَّثَنَا سُفْيَانُ، قَالَ حَدَّثَنَا أَبُو إِسْحَاقَ، عَنْ عَمْرِو بْنِ غَالِبٍ، قَالَ قَالَتْ عَائِشَةُ أَمَا عَلِمْتَ أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ " لاَ يَحِلُّ دَمُ امْرِئٍ مُسْلِمٍ إِلاَّ رَجُلٌ زَنَى بَعْدَ إِحْصَانِهِ أَوْ كَفَرَ بَعْدَ إِسْلاَمِهِ أَوِ النَّفْسُ بِالنَّفْسِ " . وَقَّفَهُ زُهَيْرٌ .
It was narrated that 'Amr bin Ghalib said:"Aishah said: 'Do you not know that the Messenger of Allah [SAW] said: It is not permissible to shed the blood of a Muslim, except a man who committed adultery after being married, or one who reverted to Kufr after becoming Muslim, or a life for a life
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 37:52