Sahih Muslim Book 4, Hadith Number 1030.

Chapter : The excellence of the prayer and the way it is begun and the excellence of Ruku’ and moderation in it and prostration and moderation in it, etc.

Salama b. Akwa’ reported: He sought the place (in the mosque) where the copies of the Qur’an were kept and glorified Allah there, and the narrator made a mention that the Messenger of Allah (may peace be upon him) sought that place and that was between the pulpit and the qibla – a place where a goat could pass.