Narrated ‘Abdullah:
The Prophet stood up and delivered a sermon, and pointing to ‘Aisha’s house (i.e. eastwards), heĀ said thrice, “Affliction (will appear from) here,” and, “from where the side of the Satan’s head comesĀ out (i.e. from the East).”
Sahih Bukhari, Volume 4, Book53, Number 336