This is my research entitled " The Semantic Effect of the Oath in Surat Al-Tariq ", in which the study of the Surah of Tariq dealt with a semantic study; This is to demonstrate the effect of the meaning according to four indicative levels: Lexical Level, Synthetic Level, Pure Level, Acoustic Level, and Lexical Level deals with the semantic effect that individual meanings show by what vocabulary gives in linguistic lexicons And lexicons have played a big role in producing meanings, whether real or figurative, It comes after the semantic analysis of the synthetic level and in turn studies the connotations that the meanings give to composite words and we have expanded our analysis of this level more than others; That is the capacity of the compositions and the meanings they generate, and then the semantic analysis of the pure level and this level analyses the distinctive pure connotation of the vocabulary in the Surah of Tariq, Then the semantic analysis of the vocal level and this level analyses the meaning of the sounds in the Surah al-Tariq, especially at the end of the verses Certainly, the goal of each research is to reach results that add ideas to its predecessors and enrich the research heritage old and modern and we have reached many results that we have included in our research material that we calculate.