"A Victim Lost in Saqifah: Vol. 4 of 4" by Ali Labbaf concludes the comprehensive analysis of the Saqifah of Banu Sa'ida and its impact on early Islamic history. This final volume addresses the long-term consequences of the events, the final struggles and resistance faced by Imam Ali (A.S), and the consolidation of power by other factions. It provides a thorough examination of how these early events influenced the subsequent development of the Islamic community and the legacy of Imam Ali.