From Sahih Bukhari (Hadith 4315):
Narrated Abu 'Is-haq:I heard Al-Bara' narrating when a man came and said to him, "O Abu '`Umara! Did you flee on the day (of the battle) of Hunain?" Al-Bara' replied, "I testify that the Prophet (ﷺ) did not flee, but the hasty people hurried away and the people of Hawazin threw arrows at them. At that time, Abu Sufyan bin Al-Harith was holding the white mule of the Prophet (ﷺ) by the head, and the Prophet (ﷺ) was saying, "I am the Prophet (ﷺ) undoubtedly: I am the son of `Abdul-Muttalib
Reference: Bukhari 4315