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." (ID)
English reference (ID): Vol. 4, Book 13, Hadith 2578 (ID)
Arabic reference (ID): Book 39, Hadith 2779 (ID)