Sahih Muslim 7169
صحيح مسلم#7169SahihSamura b. Jundub reported Allah's Apostle (may peace -be upon him) as saying:There will be some to whose ankels the fire will reach, some to whose knees, some to whose waist the fire will reach, and some to whose collar-bone the fire will reach
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 53:38