Sahih Muslim Book 41, Hadith Number 6942.
Chapter : The Last Hour would not come until the fire emits from the earth of Hijaz.
Ibn Umar reported: I heard Allah’s Messenger (may peace be upon him) as saying while pointing his hands towards the east: The turmoil would appear from this side; verily, the turmoil would appear from this side (he repeated it thrice) where appear the horns of Satan.