Is Scripture Sufficient in Christianity? | R.C. Sproul

In this video, Pastor R.C. Sproul discusses on why scripture of the New Testament is sufficient and why the canon of the Bible being closed with the death of the last apostle of Jesus, as there aren't any new apostolic revelations. The Protestant Reformation relies on the Doctrine of Justification and Sola Scriptorum, which is the question of authority, meaning that scripture itself is sufficient in how they Holy Spirit brough the word of God.