Asking the right questions about the canon of Scripture

You can't use the Bible to prove that a book is inspired, otherwise, you get into circular arguments. So how can we know which books belong in the bible?

Latest Podcast episode: https://rumble.com/v1gvlf3-the-atlantics-anti-christian-bigotry.html?mref=ah9c7&mrefc=16
Video about Ephesians: https://rumble.com/v1a15xz-you-know-about-ephesians-28-9-but-did-you-know-theres-a-verse-10.html
Gary Michuta's channel on the Deuterocanon: https://www.youtube.com/channel/UCO-lc_oipf900w6792AiywA