Cyril was born in 315 near Jerusalem of Christian parents. He succeeded Maximus as bishop of Jerusalem in 348. He was involved in the dispute over Arianism and was forced to live in exile for seventeen years. He is best known for his “Catechesis,” in which he explained to the people the true teachings of the faith and of Scripture and also the traditions of the Church. He died in 386 and was declared a Doctor of the Church in 1882. – CTS New Daily Roman Missal 2012, p 2607; Christian Prayer 1990, p 1093.