This scholarly work by Prof. Dr. Hamza Abdul Wahed Hammadi delves into the critical relationship between Arabic syntax (I'rab) and prosody ('Arud). The book meticulously examines how grammatical case endings and syntactic structures directly influence and shape the metrical patterns of classical Arabic poetry. Through a rich collection of analytical examples drawn from various poetic traditions, the author demonstrates the profound impact of grammatical choices on poetic rhythm, cadence, and overall aesthetic effect. This text is an essential resource for linguists, literary critics, and advanced students of Arabic literature seeking a deeper understanding of its foundational mechanics.