Sahih Muslim Book 20, Hadith Number 4712.

Chapter : The merit of archery and inducing others to learn it and denunciation of one who learnt the art and then neglected it.

It has been narrated on the authority of Uqba b. Amir who said: I heard the Messenger of Allah (may peace be upon him) say: Lands shall be thrown open to you and Allah will suffice you (against your enemies), but none of you should give up playing with his arrows.