The religion of Islam aims to bring happiness to the lives of human beings in this world and the afterlife by providing them with the most suitable lifestyle for the human condition. Allah revealed Islam through Prophet Muhammad (pbuh) giving Muslims two main sources from which to learn their duties and worship: the Quran and Sunnah (the behavior and words of Prophet Muhammad (pbuh). In order to worship in the most authentic way, a Muslim must know both the Quran and Sunnah. This book focuses on worship and its relevant topics. To be able to perform sound and healthy worship, a Muslim needs to have an accurate knowledge of the religion. This book explains the evidence for the rulings from the Quran, Sunnah, and other sources.