You’re also having to ignore a number of other texts that indicate Mary and Joseph did have other children on their own.
Thanks.
But I did not see any other of the apostles except James, the Lord's brother. Galatians 1:19 NASB
And let's not play the brother means game either. The Greek has other words for cousins which are not used in these or the other passages dealing with this topic.
But as he considered these things, behold, an angel of the Lord appeared to him in a dream, saying, “Joseph, son of David, do not fear to take Mary as your wife, for that which is conceived in her is from the Holy Spirit. She will bear a son, and you shall call his name Jesus, for he will save his people from their sins.” All this took place to fulfill what the Lord had spoken by the prophet: “Behold, the virgin shall conceive and bear a son, and they shall call his name Immanuel” (which means, God with us). When Joseph woke from sleep, he did as the angel of the Lord commanded him: he took his wife, but knew her not until she had given birth to a son. And he called his name Jesus.
Psalm 69:8 I have become a stranger to my brothers, an alien to my mother's sons.
Matthew 1:24-25 When Joseph woke from sleep, he did as the angel of the Lord commanded him: he took his wife, but knew her not until she had given birth to a son. And he called his name Jesus.
Matthew 12:46-47 While He was still speaking to the multitudes, behold, His mother and brothers were standing outside, seeking to speak to Him. And someone said to Him, “Behold, Your mother and Your brothers are standing outside seeking to speak to You.”
Matthew 13:55 “Is not this the carpenter’s son? Is not His mother called Mary, and His brothers James and Joseph and Simon and Judas?”
Mark 6:2-3 And when the Sabbath had come, He began to teach in the synagogue; and the many listeners were astonished, saying, “Where did this man get these things, and what is this wisdom given to Him, and such miracles as these performed by His hands?”... “Is not this the carpenter, the son of Mary, and brother of James, and Joses, and Judas, and Simon? Are not His sisters here with us?”
Luke 2:6-8 And while they were there, the time came for her to give birth. And she gave birth to her firstborn son and wrapped him in swaddling cloths and laid him in a manger, because there was no place for them in the inn.
John 2:12 After this He went down to Capernaum, He and His mother, and His brothers, and His disciples; and there they stayed a few days.”
Acts 1:14 These all with one mind were continually devoting themselves to prayer, along with the women, and Mary the mother of Jesus, and with His brothers.
1 Corinthians 9:4-5 Do we not have a right to eat and drink? Do we not have a right to take along a believing wife, even as the rest of the apostles, and the brothers of the Lord, and Cephas?
Galatians 1:19 But I did not see any other of the apostles except James, the Lord’s brother