This research deals with the relationship of grammatical guidance with its well-known mechanisms of interpretation, estimation and graduation by the rhetorical witness in the rhetorical lesson; the Qur'an was a modern mother or a poet or a natria. In reading a number of these rhetorical evidence, we learned that grammatical guidance has an effect in the statement of truthfulness, The mechanisms and methods of grammar to determine the cause of the inference, vitality and acceptance, and reveal the weakness of the weakness of the reasoning and the possibility of response according to those mechanisms and grammatical methods adopted in reading these rhetorical evidence. This research requires stopping at the general witness and the rhetorical witness in particular, and the concept of the term (guidance) in the grammar and its mechanisms of interpretation, graduation and estimation; we can show the effect of these processes from the correct written witness to a rule concerning the disclosure of the speaker and its observance. The rhetorical lesson is distinguished from other linguistic and linguistic sciences. In order not to exaggerate the research and to come out of its content and purpose, we will limit ourselves to the samples of the rhetorical evidence contained in the semantics exclusively because the general provision is described and arrived at from the particles representing its broad broad base. And selected. We have chosen to divide the research into a muhad (rhetorical witness) and (grammatical orientation) with its mechanisms in a condensed and concise manner, and two sections based on the division of samples into grammatical and related terms. To conclude, the most important findings of the research, Grammatical evidence of these rhetorical evidence.