Abu Hurairah reported,

The Messenger of Allah ﷺ said, "The fire that the children of Adam kindle is one part out of seventy parts of the fire of Hell."They said, "Messenger of Allah, even this fire alone would be enough."He replied, "Hell's fire surpasses it by sixty-nine parts."

Azami 16460

Sahih

عن أبي هريرة

أن رسول الله ﷺ قال: نار بني آدم التي يوقدون جزء من سبعين جزءا من نار جهنم. فقالوا: يا رسول الله إن كانت لكافية قال: إنها فضلت عليها بتسعة وستين جزءا.

الأعظمي 16460صحيح
Contents
Reference
Commentary
Ayat
Collection
Jami al-Kamil
Book
Description of Paradise and Hell and their inhabitants
Chapter
Descriptions of Hell
Section
Severity of the fire of Hell
Numbering
Jami al-Kamil 16460 (2nd edition)
Azami 16460