Muhammad ibn Sallam al-Jumahi's monumental work, 'Tabaqat al-Shu'ara' (Generations of Poets), is a foundational text in Arabic literary criticism and history. This authoritative book meticulously categorizes Arab poets into distinct classes based on their style, era, and poetic prowess, offering invaluable insights into the development of Arabic poetry from the pre-Islamic period through the early Abbasid era. Al-Jumahi's critical approach and direct narration make it an indispensable resource for understanding the rich tapestry of classical Arabic verse. This particular edition is enhanced by a scholarly preface from the German Orientalist, Joseph Hell, providing a deeper analytical perspective and contextualizing the work for modern scholarship, further solidifying its importance in the field.