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

Bukhari :: Book 5 :: Volume 59 :: Hadith 320

Narrated Usaid:

On the day of Badr, Allah's Apostle said to us, "When the enemy comes near to you, shoot at them but use your arrows sparingly (so that your arrows should not be wasted)."

Source materials are from the University of Southern California MSA site
Hadith eBooks converted from Imaan Star