Sunan At-Tirmidhi
Hadith #3241
Narrated Mujahid:that Ibn 'Abbas said: ""Do you know what is the width of Jahannam?"" I said: ""No."" He said: ""Yes, and by Allah I do not know. 'Aishah narrated to me that she asked the Messenger of ALlah (ﷺ) about Allah's saying: 'On the Day of Resurrection the whole earth will be grasped by His Hand and the heavens will be rolled up in his Right Hand (39:67).' She said: 'I said ""Where will the people be on that day O Messenger of Allah?"" He said: ""Upon the bridge over Jahannam