Sunan an-Nasa'i 4008
سنن النسائي#4008Da'ifأَخْبَرَنَا عَمْرُو بْنُ عَلِيٍّ، عَنْ مُسْلِمِ بْنِ إِبْرَاهِيمَ، قَالَ حَدَّثَنَا حَمَّادُ بْنُ سَلَمَةَ، عَنْ عَبْدِ الرَّحْمَنِ بْنِ إِسْحَاقَ، عَنْ أَبِي الزِّنَادِ، عَنْ مُجَالِدِ بْنِ عَوْفٍ، قَالَ سَمِعْتُ خَارِجَةَ بْنَ زَيْدِ بْنِ ثَابِتٍ، يُحَدِّثُ عَنْ أَبِيهِ، أَنَّهُ قَالَ نَزَلَتْ { وَمَنْ يَقْتُلْ مُؤْمِنًا مُتَعَمِّدًا فَجَزَاؤُهُ جَهَنَّمُ خَالِدًا فِيهَا } أَشْفَقْنَا مِنْهَا فَنَزَلَتِ الآيَةُ الَّتِي فِي الْفُرْقَانِ { وَالَّذِينَ لاَ يَدْعُونَ مَعَ اللَّهِ إِلَهًا آخَرَ وَلاَ يَقْتُلُونَ النَّفْسَ الَّتِي حَرَّمَ اللَّهُ إِلاَّ بِالْحَقِّ } .
It was narrated that Mujalid bin 'Awf said:"I heard Kharijah bin Zaid bin Thabit narrate that his father said: (The Verse) 'And whoever kills a believer intentionally, his recompense is Hell' was revealed and we became worried about it. Then the Verse in Al-Furqan 'And those who invoke not any other ilah (god) along with Allah, or kill such person as Allah has forbidden, except by right.' was revealed
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: 37:43