Volume 4 · Book 52 · Hadith 151
Narrated Anas bin Malik: Abu Talha and the Prophet used to shield themselves with one shield. Abu Talha was a good archer, and when he threw (his arrows) the Prophet would look at the target of his arrows.
— Sahih Bukhari, Volume 4, Book 52: Fighting for the Cause of Allah (Jihaad), Hadith #151