I believe that he was made man, joining the human nature with the divine in one person; being conceived by the singular operation of the Holy Ghost, and born of the blessed Virgin Mary, who, as well after as before she brought him forth, continued a pure and unspotted virgin.
via Written in 1749.
The letter is filled with warmth to Roman Catholics and even suggests that if we cannot think alike, let us love alike. Wesley was an Anglican, until the day he died. This means he would have said the anglican rosary. Have we as his descendents lost something in leaving Marian veneration behind?
Taking a different position, I think Mary had other children; however, it is interesting Fr. John’s belief here. How startling this might be to many modern “biblical” United Methodists.