Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. In Islam, the a bah ("Companions") were the companions of the Islamic prophet Mu ammad. This form is plural; the singular is masculine a biyy, feminine a biyyah. A list of the best-known companions can be found in the List of Sahaba.Most Sunnis regard anyone who, in the state of faith, saw Muhammad to be a a biyy. Lists of prominent companions usually run to fifty or sixty names, being the people most closely associated with Muhammad.