This is a study of the impact that Shiism has had on Arab literature. The researcher began it since the rise of Ali bin Abi Talib, and the division of Muslims into two large parties: a party that embraced Ali, a party that stood behind Muawiyah, and then a third party that was not satisfied with these or those, which is the party of the Kharijites. The book addresses the topic of succession. And an overview of the most famous Alawite Shiite sects and their beliefs. The Alawites, Umayyads, and Kharijites were exchanging words, just as they were fighting each other with swords and arrows. Preachers, poets, and writers began to defend, each of them, defending the one to which he belonged, and responding to the attacks of his enemies. You see the effect of Shiism evident to the greatest extent in prose, in rhetoric, letters, hadiths, stories, and plagiarism. Discussing the manifestations of Shiite poetry plagiarism. The purposes of poetry among these people, and the book deals with brief biographies of ten Shiite poets.