Yazid bin Hayan reported,

Husayn bin Sabra, Umar bin Muslim, and I went to Zayd bin Arqam, and Zayd spoke to us in that gathering of his. He said, "A man among the people of the Fire will be enlarged for the Fire until a single one of his molars becomes like Mount Uhud."

Azami 16488

Sahih

عن يزيد بن حيان التيمي قال

انطلقت أنا وحصين بن سبرة وعمر بن مسلم إلى زيد بن أرقم، وحدثنا زيد في مجلسه ذلك قال: إن الرجل من أهل النار ليعظم للنار حتى يكون الضرس من أضراسه كأحد.

الأعظمي 16488صحيح
Contents
Reference
Commentary
Ayat
Collection
Jami al-Kamil
Book
Description of Paradise and Hell and their inhabitants
Chapter
People of the Fire, their description
Section
Enormity of the people of Hell and thickness of their bodies according to their deeds and crimes in this world
Numbering
Jami al-Kamil 16488 (2nd edition)