Sahih Bukhari Volume 5, Book 59, Hadith Number 606.

Narrated By Abu Ishaq : Al-Bara’ was asked while I was listening, “Did you flee (before the enemy) along with the Prophet on the day of (the battle of) Hunain?” He replied, “As for the Prophet, he did not (flee). The enemy were good archers and the Prophet was saying, “I am the Prophet undoubtedly; I am the son of ‘Abdul Muttalib.”