The Biblical Command to Know and Defend the Faith: A Catholic Imperative

Introduction

The Sacred Scriptures present an unmistakable imperative: every believer is called to knowunderstand, and defend the faith. This duty is not the reserve of clergy alone but extends to every Catholic. In an age of doctrinal confusion and cultural hostility, fidelity to truth requires theological clarity and intellectual courage.

If we accept Christ's words without compromise, we must also accept the authority He gave to Peter, the first Pope. The command to defend the faith is not a modern invention—it is rooted in the apostolic mandate given to Peter and reaffirmed throughout the New Testament.


I. The First Pope’s Apostolic Mandate: Defend the Faith

“Always be prepared to make a defense to anyone who asks you for a reason for the hope that is in you, yet do it with gentleness and respect.”

— 1 Peter 3:15

This exhortation was written not by a general teacher, but by Peter, the man to whom Christ entrusted the keys of the Kingdom. Christ's declaration is foundational:

“You are Peter, and on this rock I will build my Church, and the gates of Hades shall not prevail against it.”

— Matthew 16:18

The implications of Peter’s authority are clear:

To disregard Peter’s command to give reasoned defense is to disregard the apostolic leadership upon which the Church is built. In this context, Marian doctrine must not be left undefended; it must be articulated with clarity, charity, and biblical fluency.


II. The Scriptural Basis for Doctrinal Vigilance

Scripture does not encourage passive belief. It calls for active, thoughtful engagement with the truth and the defense of apostolic teaching: