Criticism and evaluation have been used to ensure the authenticity of the hadiths of the infallibles and the way of life of prominent Islamic scholars.Among the books and hadith communities, there are reports that their contents seem to differ from each other.Prominent scholars have made efforts to resolve the differences between these hadiths and to understand them.
Seyyed Morteza believes in the preference of rational aspects in explaining hadiths and the use of reason helps to convey inner criticism and opinions.He also plays an independent role in positions for each of these two authoritative sources of knowledge, namely narration and reason.And in some cases, the two support each other. Sheikh Harr Ameli believes in the preference of narrative aspects in explaining hadiths and has never considered the weakness of a document or text as a criterion for his judgment and has not abandoned the narration. By enacting special laws, Sheikh Baha'i has tried to systematize the subject of reason and narration, and in criticizing hadith, he has come to good sayings and has used the teachings  of the sciences of rij .l, wisdom and jurisprudence in hadith critique and textual hadiths.Therefore, it should be said that various meanings of authority in interpretation, in which the three words consensus, reason and text have been selected to indicate them, Sheikh Baha'i,  Seyyed Morteza and Sheikh Har Ameli, respectively, can be considered as representatives of each of them, which shows The ultimate benefit is these structures.This article, with a descriptive analytical approach, analyzes the practical life of prominent scholars in the understanding of hadiths and it has an impact on their interpretations of religion.