Pilgrimmage (Hajj)

Bukhari :: Book 2 :: Volume 26 :: Hadith 620

Narrated Anas:

The Prophet offered four Rakat of the Zuhr prayer in Medina and two Rakat of the 'Asr prayer in Dhul-Hulaifa and I heard them (the companions of the Prophet) reciting Talbiya together loudly to the extent of shouting.