The is a book of prayers and devotional observances. Among the religious traditions of humanity the Imami Shi'ah tradition within Islam is unmatched in its rich corpus of devotional texts (du'a and ziyarah literature) handed down from the original leaders of the faith, the Prophet Muhammad and the Imams of his family, the Ahl al-Bayt.The Mafatih al-Jinan is the most popular manual of Islamic devotional observances and prayer-texts...