Saturday, September 5, 2026

Eric Lafferty and Paul Haffner (RC): The Perpetual Virginity of Mary is an Infallible Teaching of the Ordinary, not Extraordinary, Univeral Magisterium

 

. . . Mary’s perpetual virginity is best understood as a dogma set forth by the ordinary and universal magisterium. No ecumenical council or pope has presented a solemn definition that contains all three aspects of Mary’s virginity. In this manner, it is unique among the four Marian dogmas. Nevertheless, the church has consistently taught that Mary maintained her virginity before, during, and after the birth of Christ. (Eric Lafferty, Approaching the Assumption, 1863-1950: Revelation, Scripture, and the Laity in the Development of a Marian Dogma [Washington, D.C.: The Catholic University of America Press, 2025], 21)

 

As a dogma set forth by the ordinary and universal magisterium, it is difficult to assign an exact date for its definition. No ecumenical council or pope ever promulgated a solemn definition that contains the full tripartite definition. Both the Second Council of Constantinople in 553 and the Lateran Synod in 649 are sometimes suggested as possible dates, however, both fall short of a solemn definition. The Second Council of Constantinople used the title aeiparthenos but did not issue a definition. The Lateran Synod issued a definition but is not regarded as an ecumenical council. Regardless, the accumulation of pronouncements by popes, ecumenical councils, church fathers, and synods suffice to demonstrate the church’s consistent doctrinal tradition of affirming Mary’s virginity ante partum, in partu, and post partum. (Eric Lafferty, Approaching the Assumption, 1863-1950: Revelation, Scripture, and the Laity in the Development of a Marian Dogma [Washington, D.C.: The Catholic University of America Press, 2025], 28)

 

As Lafferty elsewhere notes, “it would be misguided to downplay the synod’s authority” (Ibid., 28 n. 92). He then quotes Haffner. Here is a fuller quotation from that work:

 

 

The solemn definitions of faith by the Ecumenical Councils and the papal Magisterium followed the first brief formulae of faith and the teaching of the Fathers on the virginal conception. The Council of Chalcedon in the year 451, in its carefully formulated profession of faith and with its infallibly defined content, affirms that Christ was ‘begotten . . .as to his humanity in the latter days, for us and for our salvation from Mary the Virgin Mother of God.’ In the year 649, the Lateran Council made a clear declaration concerning the virginal conception: ‘If anyone does not, according to the Holy Fathers, confess truly and properly that the holy and ever virgin and immaculate Mary . . . without human seed, conceived by the Holy Spirit, God the Word Himself, who before all time was born of God the Father . . . let him be condemned.’ The council was not ecumenical, but since it was conducted under the authority of Pope Martin I, and the teaching was given under pain of anathema, so its authority came to be regarded as very weighty. Pope Martin’s successor Agatho conveyed the impression that the decisions of the Lateran Council were definitive, infallible and binding the faith.

 

In the same way, in the year 681, the third Council of Constantinople proclaimed that Jesus Christ was ‘begotten . . . as to his humanity, by the Holy Spirit and the Virgin Mary, she who is properly and in all truth the Mother of God.’ Other Ecumenical Councils (Constantinople II, Lateran IV and Lyons II) declared Mary ‘ever-virgin’, stressing her perpetual virginity. These affirmations were taken up by the Second Vatican Council, which highlighted the fact that Mary ‘through her faith and obedience . . . gave birth on earth to the very Son of the Father, not through the knowledge of man but by the overshadowing of the Holy Spirit.’ (Paul Haffner, The Mystery of Mary [Herefordshire, U.K.: Gracewing, 2024], 145-46, emphasis in bold added)

 

The following is the text of Paul IV’s 1555 affirmation of virginity in partum that is referenced elsewhere by both Lafferty and Haffner:

 

 

The Trinity and the Incarnation (against the Unitarians)

 

[From the ordinance of Paul IV, “Cum quorundam,” Aug. 7, 1555]

 

993 [DS 1880] Since the depravity and iniquity of certain men have reached such a point in our time that, of those who wander and deviate from the Catholic faith, very many indeed not only presume to profess different heresies but also to deny the foundations of the faith itself, and by their example lead many away to the destruction of their souls, we, in accord with our pastoral office and charity, desiring, in so far as we are able with God, to call such men away from so grave and destructive an error, and with paternal severity to warn the rest, lest they fall into such impiety, all and each who have hitherto asserted, claimed or believed that Almighty God was not three in persons and of an entirely uncomposed and undivided unity of substance and one single simple essence of divinity; or that our Lord is not true God of the same substance in every way with the Father and the Holy Spirit, or that He was not conceived of the Holy Spirit according to the flesh in the womb of the most blessed and ever Virgin Mary, but from the seed of Joseph just as the rest of men; or that the same Lord and our God, Jesus Christ, did not submit to the most cruel death of the Cross to redeem us from sins and from eternal death, and to reunite us with the Father unto eternal life; or that the same most blessed Virgin Mary was not the true mother of God, and did not always persist in the integrity of virginity, namely, before bringing forth, at bringing forth, and always after bringing forth, on the part of the omnipotent God the Father, and the Son, and the Holy Spirit, with apostolic authority we demand and advise, etc.  (The Sources of Catholic Dogma, ed. Henry Denzinger and Karl Rahner [trans. Roy J. Deferrari; St. Louis, Miss.: B. Herder Book Co., 1954], 301-2, emphasis in bold added)

 

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