The book of the veto of Imam Abi Saeed Othman bin Saeed Ali Al -Marisi Al -Jahmi Al -Ja'id enters, while he was slandered by God Almighty from monotheism in the focus of the attention of researchers and specialists interested in the science of beliefs; Where the book of the veto of Imam Abi Saeed Othman bin Saeed Ali Al -Marisi Al -Jahmi Al -Ja'id is included in what he slandered by God Almighty from monotheism within the books of the branches of the sciences of belief and specializations closely related to the hadith, jurisprudence sciences, biography and other legal disciplines.