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Foundations

  1. 1 Sola Scriptura vs. Scripture & Tradition
  2. 2 Sola Fide vs. Faith & Works (Justification)
  3. 3 Mary & the Saints
  4. 4 The Eucharist (Real Presence & the Mass)
  5. 5 Papal Authority & Apostolic Succession
  6. 6 Purgatory & Indulgences
  7. 7 Church of Christ-Specific Issues
  8. 8 Calvinist-Specific Issues (TULIP vs. Grace & Free Will)
  9. 14 The Canon of Scripture (Why Catholic Bibles Have 73 Books)
  10. 22 What “Justified” Means (and Paul vs. James)

Sacraments

  1. 9 Confession & Reconciliation
  2. 15 Baptism (and Why Catholics Baptize Infants)
  3. 19 Holy Orders & Priestly Celibacy
  4. 20 Confirmation (Is It an Extra Ceremony?)

Pastoral

  1. 10 Salvation Outside the Church

Practice

  1. 11 Images & Repetition (Statues & the Rosary)

Marian Dogmas

  1. 12 Immaculate Conception & Assumption
  2. 18 Mary’s Perpetual Virginity (and “the Brothers of Jesus”)

Capstone

  1. 13 The Nicene Creed, Line by Line

Church History

  1. 16 The “Great Apostasy” Claim (Did the Church Fall Away?)
  2. 17 The Abuse Scandal (Can This Be Christ’s Church?)
  3. 21 The Church Fathers (Who They Were and How to Cite Them)

Showing reference sheets.

Reference · Teaching 18

Perpetual Virginity — Cheat Sheet

The objection and the response

ObjectionResponse
Matthew 1:25 says "until""Until" describes the time before; it says nothing after (2 Samuel 6:23)
Jesus is called "firstborn"A legal term for the first child, not a claim about later children
Jesus has "brothers"Adelphos can mean kinsman (Genesis 13:8); John 19:26-27

Key verses

VerseUsed for
Matthew 1:25; Luke 2:7Protestant: "until" and "firstborn."
Mark 6:3; Matthew 13:55Protestant: Jesus' brothers and sisters.
Genesis 13:8; 2 Samuel 6:23Catholic: how "brother" and "until" can be used.
John 19:26-27Catholic: Jesus entrusts Mary to John.

The one-line argument to remember

Start from agreement: "No verse settles this directly. I'm asking how the earliest Christians read these words, and whether the plain reading is as plain as it looks."

Nuance to hold onto