Dialogue w a Protestant on Mary's Perpetual Virginity (II)
Biblical Proof That Three Named "Brethren" of Jesus Are Non-Siblings + Harmonious 2nd Century Evidence Regarding the Fourth (Simon) “Iceman2525” is some I make a thorough response to Protestant arguments against Mary's perpetual virginity, including exegetical proof that 75% of Jesus' named "brothers" are non-siblings.
Source: patheos.com