Kitãb al-Irshãd, authored by Sheikh Al-Mufid, is a foundational text in Shia Islamic literature that delves into the lives and teachings of the Twelve Imams, starting from Imam Ali (AS) and concluding with Imam Al-Mahdi (AS). The book serves as both a historical narrative and a theological exploration, highlighting the virtues, struggles, and contributions of each Imam to the Islamic faith. Sheikh Al-Mufid meticulously presents their biographies, significant events in their lives, and their roles as spiritual and temporal leaders within the Shia tradition. Through a combination of historical documentation and scholarly interpretation, Kitãb al-Irshãd aims to provide readers with a deeper understanding of the concept of Imamate and the essential teachings of the Imams, ultimately guiding them towards a more profound comprehension of Islamic principles and values.