At the beginning of the 20th century, a significant mystery for researchers in fields such as archaeology, history, linguistics, and theology began to unravel with the discovery of Manichean written records in Central Asia and Upper Egypt. While Manichean texts were composed in various languages, the largest body of religious writings was primarily in Middle Iranian languages. Following Bögü Kagan’s conversion, many of these texts in Central Asia were translated into Old Uyghur, predominantly fr ...