As soon as Brockelmann finished writing his book: “The Jurisprudence of Semitic Linguistics,” a series of works began researching the Infinitive ing and comparative linguistic development of languages belonging to the group of so-called Semitic, (Insular), (Insular), or (Arabic) languages. The contemporary linguistic arena has witnessed the emergence of Arabic linguistic studies in this field. Grammar: (Studies by Prof. Dr. Yahya Ababneh), which specializes in the study of Semitic languages and the languages and dialects affiliated with them, towards ancient and defunct languages and dialects (Canaanite and Moabite), (Safavid, Thamudic, and Lihyanite), and (Nabataean language)...and others. This research aims to conduct a historical and comparative study of the verb structures in the South Semitic group according to the laws of linguistic development, to know the origin of the verb and its movements in the languages and dialects of this group, as well as to reveal Dr. Ababneh's morphological views in this reading, and then to extract them under the microscope of analysis and criticism, illuminated by what he mentioned. Those who preceded him among the researchers and those who followed him; Therefore, we opened the research by explaining the concept of linguistic development, and we supplemented it with a presentation of its study of the structures in the languages of the South Semitic group in the guidance of classical Arabic and Semitic languages in general.