Both Judas and Silas, who were prophets themselves, encouraged and strengthened the brothers with a long speech. ¹ 

to assume the task ¹  of this service ²  and apostleship from which Judas turned aside ³  to go to his own place.” ⁴ 

When ¹  they had entered Jerusalem, ²  they went to the upstairs room where they were staying. Peter ³  and John, and James, and Andrew, Philip and Thomas, Bartholomew and Matthew, James son of Alphaeus and Simon the Zealot, and Judas son of James were there. ⁴ 

After him Judas the Galilean arose in the days of the census, ¹  and incited people to follow him in revolt. ²  He too was killed, and all who followed him were scattered.