Afflictions and the End of the World

Bukhari :: Book 9 :: Volume 88 :: Hadith 201

Narrated Jarir:

The Prophet said to me during Hajjat-al-Wada', "Let the people keep quiet and listen." Then he said (addressing the people), "Beware! Do not renegade as disbelievers after me by striking (cutting) the necks of one another."