Pilgrimmage (Hajj)

Bukhari :: Book 2 :: Volume 26 :: Hadith 679

Narrated Zaid bin Aslam that his father said:

"I saw 'Umar bin Al-Khattab kissing the Black Stone and he then said, (to it) 'Had I not seen Allah's Apostle kissing you, (stone) I would not have kissed you.' "