Al-Ghazali on Invocations and Supplications: Book IX of the Revival of the Religious Sciences. This new fourth edition includes the invocations and supplications in Arabic for those readers who would like to use them in their prayers and a translation of Imam Ghazali”s own Introduction to theRevival of the Religious Sciences, which gives the reasons that caused him to write the work, the structure of the whole of theRevival, and places each of the chapters in the context of the others.