Many people are shocked to discover the origins of our most popular religious holidays. They are also surprised to find that the days God commands us to observe in the Bible—the same days Jesus Christ and the apostles kept—are almost universally ignored. Why? Also, why are today's supposedly Christian holidays observed with so many rituals and customs that are not sanctioned anywhere in the BibleThe books (Greek, "biblia" ) that are acknowledged as canonical (authoritative) by the early Christian Church. It includes both the books of the ancient Hebrew prophets and those of the apostolic witnesses to Jesus Christ.? In this booklet you'll discover detailed answers to these questions.