When one looks at the books excluded from the canon, most of which we have in whole or part, you will find issues with their authorship, authenticity, and conformity with the books of Scripture.
]]>The Dan Brown conspiracy ideas do not hold up, since we have most of the writings of the church fathers available.
For the Old Testament: the definitive list was put together withe the Septuagent (LXX) was translated.
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