This edition presents the comprehensive 'Diwan' (collected poems) of Hassaan ibn Thaabit Al-Ansari, often revered as the 'Poet of the Prophet Muhammad.' His verses are not merely literary works but historical documents, reflecting the early Islamic era, defending the Prophet, and praising the virtues of Islam. Hassaan's eloquent poetry provides invaluable insights into the social, political, and religious landscape of 7th-century Arabia. This critical edition, meticulously prepared by Karam Al-Bustani and published by Dar Sader, offers readers an authentic and scholarly compilation of Hassaan's powerful odes, making it an essential resource for scholars and enthusiasts of classical Arabic poetry and Islamic history alike.