The Banu Ghassan was a prominent Arab tribe that played a significant role in the history of the Arabian Peninsula and the Levant. They were originally based in the region of Yemen but later migrated northward, settling in areas such as Syria and Jordan. The tribe is known for its alliances with the Byzantine Empire and its influence on the spread of Christianity in the region. The Banu Ghassan were part of the larger Ghassanid dynasty, which served as a buffer state between the Byzantine Empire and the expanding Sassanian Empire. They were recognized for their military prowess and cultural contributions, including poetry and trade. Their legacy continues to be studied in the context of early Arab history.