When they had entered the city, they went upstairs to the upper room where they were staying [indefinitely]; that is, Peter, and John and [his brother] James, and Andrew, Philip and Thomas, Bartholomew (Nathanael) and Matthew, James the son of Alphaeus, and Simon the Zealot, and Judas (Thaddaeus) the son of James.

“Brothers and sisters, it was necessary that the Scripture be fulfilled, which the Holy Spirit foretold by the lips of David [king of Israel] about Judas [Iscariot], who acted as guide to those who arrested Jesus.

to occupy this ministry and apostleship which Judas left to go to his own place [of evil].”

After this man, Judas the Galilean rose up, [and led an uprising] during the time of the census, and drew people after him; he was also killed, and all his followers were scattered.

And the Lord said to him, “Get up and go to the street called Straight, and ask at the house of Judas for a man from Tarsus named Saul; for he is praying [there],

Then the apostles and the elders, together with the whole church, decided to select some of their men to go to Antioch with Paul and Barnabas—Judas, who was called Barsabbas, and Silas [also called Silvanus, both], leading men among the brothers.

So we have sent Judas and Silas, who will report by word of mouth the same things [that we decided in our meeting].

Judas and Silas, who were themselves prophets (divinely inspired spokesmen), encouraged and strengthened the believers with many words.