Sahih Bukhari | Volume 5 | Hadith Number 24

Narrated by Anas bin Malik
The Prophet once climbed the mountain of Uhud with Abu Bakr, 'Umar and 'Uthman. The mountain shook with them. The Prophet said (to the mountain), "Be firm, O Uhud! For on you there are no more than a Prophet, a Siddiq and two martyrs.