Thaddaeus was a Christian saint and one of the twelve disciples of Jesus. His other names are Jude Thaddaeus and Jude Lebberus (or Judas Thaddaeus, Judas Lebberus), and he is also known as St. David (Greek: Θαδδα ῖ ος）， Different translations are serially written as "Thadd æ us" or "Thaddaeus" and traditionally referred to as Saint Matfiy in the Russian Orthodox Church（ Фаддей，он же Иуда Иаковлев или Леввей, In Russian, along with Saint Jude, he is not Judas who betrayed Jesus.

This article introduces the Christian saint Judas, also known as St. Peter. Regarding Judas, who betrayed Jesus, please refer to Judas Iscariot.
From the Bible, we have very little information about Judah, only to know that he is also known as Jacob's son (or brother). Judas (not the seller Judas), he may be a member of the Spirit, a secular brother of Jesus, or a possible author of the Book of Judas in the New Testament.

The only question that Dante raised about faith was when he asked Jesus, "Lord, why do you want to appear to us and not to the world?" (John 14:22), and Jesus answered him, "Only those who are willing to humbly receive the truth and truly love the Lord can enjoy the grace of God's presence (John 14:23).

1. Refer to Luke 6:16; John 14:22
See: The twelve tribes of Judah, Jacob, and Israel of Galilee