No longer time Al-Hassan Al-Basri had lived in the world of prophets companions,. He was a good observer of the moral principles they enjoyed and their relations. He preached the citizens whom he lived with after he had seen the in appropriate behaviours were growing in that society and this had harmed him so much.These observations were divided in to: their austerity and their position towards life, the moral life of the companions and the Moslim brethren-These are no more than impressions on the life of companions.