Do you really mean that you trust what wikipedia has to say? And what does the Council of Nicaea have to do with anything? And what does the "lost books" have to do with anything; they were probably literature written that was and is not cannonized or thought as inspired by God or have not been fully preserved. And yes, some were quoted in the Bible like the book of Jashar and the book of Enoch. And what does the Biblical canon have to do with anything?

O how great God is