Narrated to us Abdullah ibn Abd al-Rahman al-Darimi, narrated to us Muhammad ibn Abdullah al-Raqqashi, narrated to us Bishr ibn Mansur, from al-Jurayri, from Abu Nadra, from Abu Sa'id al-Khudri, who said: The Messenger of Allah, peace and blessings be upon him, saw some people at the rear of the mosque. Then he mentioned something similar to it.