Let's begin alphabetically with the Apostles' Creed: a statement of early Christian belief adopted by the Catholic Church, believed to have been dictated by the Twelve Apostles of the New Testament. The date of its origins are unknown, but it was referred to by the Catholic Saint Ambrose as early as 390 AD.
Click here to read the Apostles' Creed.
(The Twelve Apostles with the Virgin Mary receiving the gift of the Holy Ghost on the day of Pentecost. Artwork dated c. 1460-1480)