Sunan an-Nasa'i 1965
سنن النسائي#1965SahihIt was narrated from Abu Hurairah that the Prophet said:"Whoever throws himself, he will be in the Fire of Hell, throwing himself down forever and ever. And whoever kills himself with a piece of iron"- then I missed something ( one of the narrators) Khalid said-"will have his piece of iron in his hand, stabbing himself in the stomach in the Fire of Hell, forever and ever
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih - Agreed Upon
In-book reference: 21:148