Thaddeus of Edessa festival, and heard the preachings of John the Baptist (St. John the Forerunner). After being baptized by John the Baptist in the Jordan River, he remained in Palestine. He later met and became a follower of Jesus. He was chosen to be one of the seventy disciples, whom Jesus sent in pairs to preach in the cities and places. After Pentecost and the ascension of Jesus, Thaddeus started preaching the gospel in Mesopotamia, Syria and Persia. Thaddaeus ordained priests in Edessa, converted many to Christianity and built up the church there. He also went to Beirut to preach and founded
John the Baptist James the Just – all of whom they revered – were vegetarians. Epiphanius of Salamis records that this group had amended their Gospel of Matthew, known today as the Gospel of the Ebionites, to change where John eats "locusts" to read "honey cakes" or "manna". John the Baptist is considered the chief prophet of the Mandaeans, and plays a large part in some of their writings, including the Ginza Rba and the Draša D-Iahia (The Mandaean Book of John). They view John as the only true Messiah, and are opposed to Jesus. The Mandaean scriptures state: "If the carpenter [Jesus]