"Imamate: The Vicegerency of The Prophet (S)" is a scholarly exploration of the concept of Imamate in Islam, its necessity, and its divine appointment as the continuation of Prophethood. The book examines Quranic verses, Hadith, and rational arguments that establish the role of Imams as the rightful successors of Prophet Muhammad (S). It clarifies the distinction between Prophethood (Nubuwwah) and Imamate, discusses the attributes of an Imam, and the role of divine guidance in preserving the true teachings of Islam. With references from Sunni and Shia sources, this book serves as a valuable resource for anyone seeking a deeper understanding of Islamic leadership and the significance of Imamah in faith and governance.