This book contains an explanation of the Muslims highest aim and lofty goal. This book contains a clear explanation of important truths of the Islamic work, differentiation between the means and the goals. This book affirms that the appearance of multiple parties means opposition, disunity, contradiction and disagreement, and this is what Allah, the One free of all defects, has made His Deen and call free from. This book is a scholarly study of the term hizb in the language, technically and in the sharee’ah, and an explanation of its bonds and fetters, its failings and its consequences, and its forms and manifestations. This book gives a full explanation of the true link between individuals in an Islamic society. The true Sharee’ah meaning of Jamaa’ah and what is done in the absence of a Jamaa’ah. This book is a reply to the doubts raised by supporters of the parties to justify their error and deviation whilst they think that they are doers of good.