Church doctrine is a set of beliefs and practices that are held by a church. It includes the CANON, which is a set of books that are considered to be authoritative in the church; the Creed, which is a statement of faith that is used to summarize the core beliefs of the church; the GOSPEL, which is the good news of Jesus Christ; DOGMA, which is a set of beliefs that are held to be true by the church; and TENET, which is a principle or belief that is held to be true by the church.