Sunan an-Nasa'i 4008
سنن النسائي#4008Da'ifIt 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
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahMunkar
Al-AlbaniDaif
Zubair Ali ZaiIsnaad Hasan
In-book reference: 37:43