St. Frederick, Bishop of Utrecht, Martyr Frederick was trained in piety and sacred learning among the clergy of the Church of Utrecht. Being ordained priest, he was charged by Bishop Ricfried with the care of instructing converts, and about 825 he was chosen to succeed him as bishop of Utrecht. The new bishop at once began to establish order everywhere, and sent St. Odulf and other zealous and virtuous labourers into the northern parts to dispel the paganism which still subsisted there. …