This is the Catholic Nicene Creed, as used in the Roman Catholic Church’s liturgy. This creed is usually called just the “Nicene Creed.” It is also called the Niceno-Constantinopolitan Creed, after its origin in the first two Church ecumenical Councils in 325 and 381.
C before e, i, y, ae, or oe - like “ch” as in church. C after Xand before e, i,y, ae,or oe- like “sh” in shirtor excelsis. CH “k” as in Christ. G before a, o, or u - like “g” as in golf. G before e, i, y, ae, or oe - like “g” as in gem. GN “nyuh”, as in the middle of onion, or Latin word agnus.