Complex sentence: Albrecht Dieterich noted the importance of the Greek Magical Papyri for the study of ancient religions because most of the texts combine several religions, Egyptian, Greek, or Jewish, among others.
Split into simpler sentences: Albrecht Dieterich noted the importance of the Greek Magical Papyri for the study of ancient religions. Because most of the texts combine several religions, Egyptian, Greek, or Jewish, among others.