Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi)

Bukhari :: Book 5 :: Volume 59 :: Hadith 435

Narrated Sulaiman bin Surd:

On the day of Al-Ahzab (i.e. clans) the Prophet said, (After this battle) we will go to attack them(i.e. the infidels) and they will not come to attack us."