You seem to think one contradicts the other. The Bible reveals what the NT church was like. Everything about the NT church is outlined and codified by the Bible. Its practice, its worship, its government. If a Church tells me something that is contradicted by the Bible, it isn’t the Bible that is wrong.
Sigero’s Letter to the Freepublicans.
What if your subjective interpretation of the Bible differs from the Fathers and Doctors? Whose interpretation trumps in that case?