"40 Hadith Series - The Awaited Saviour" is a compilation of prophetic traditions about the awaited Imam Mahdi (A.S), the final successor of Prophet Muhammad (SAW). These hadiths highlight his role in establishing justice, the signs preceding his reappearance, and the responsibilities of believers in preparing for his arrival. Drawing from authentic Islamic sources, this book provides clarity on the belief in Imam Mahdi (A.S) as the divinely appointed leader who will bring peace and righteousness to the world. It serves as an essential guide for those seeking to deepen their knowledge of Islamic eschatology and the promise of divine justice.