Examples of Hadiths of Doubt in Musnad Al-imam Al-shafi Critical Study

                              Abstract:      The occurrence of doubt in the chain of transmission is permissible and the narrators differ in it and its causes and motives differ according to the state of the narrator in terms of memorization and accuracy and the study has shown that doubt may be in the formulas of endurance and performance and the stray may be in the names of the narrators as a result of similarity of the names the evidences are convergent and the study concluded that there are two types of doubt one of them criticizes validity hadith and the other is not defamatory and the distinction between these two types is important in the study cash for the consequences of acceptance or response.