Virtues and Merits of the Prophet (pbuh) and his Companions

Bukhari :: Book 4 :: Volume 56 :: Hadith 683

Narrated 'Abdullah:

As if I saw the Prophet talking about one of the prophets whose nation had beaten him and caused him to bleed, while he was cleaning the blood off his face and saying, "O Allah! Forgive my nation, for they have no knowledge."