1 of 2 part series on "Codex Sinaiticus" The Oldest Bible? Or a Modern Hoax? By www.adullamfilms.com.  Thank You Chris Pinto .  Most Modern translations base their New Testament on Codex Sinaiticus & Vaticanus.  These source text are not earlier manuscripts and can't be trusted! This is just one of many reasons. The best source text for the New Testament is Textus Receptus, which English versions like Tyndale, LITV, KJV   Codex sinaiticus simonides vs tischendorf Codex sinaiticus vs Received Text