Abu Hurairah narrated that the Prophet (s.a.w) said: Indeed a disbeliever's skin will be forty-two forearm lengths thick, his molar teeth will be like Uhud (mountain), and his sitting place in Hell will be like what is between Makkah and Al-Madinah.
Abu Hurairah narrated that the Messenger of Allah (s.a.w) said: The molar teeth of the disbeliever on the Day of Judgment will be like Uhud (mountain), his thigh will be like Al-Baida, and his seat in the Fire will be like the distance of three the likes of Ar-Rabadhah.
Abu Hurairah narrated a Marfu' narration: The molar teeth of the disbeleiver will be like Uhud (mountain).
Ibn 'Umar narrated that the Messenger of Allah (s.a.w) said: 'Indeed the disbeliever's tongue will be stretched a Farsakh or two Farsakh, such that the people will walk upon it.