What does Acts 4:13-31 reveal about what God does in and through me (the work of the Holy Spirit)? God the Holy Spirit equips me to do the works of service which God has called me to do. In particular he helps me to confess the name of Jesus to my friends, family, and co-workers even if it might be to my detriment. He also helps me to obey God when obedience will be costly.
13 Now when they saw the boldness of Peter and John, and perceived that they were uneducated, common men, they were astonished. And they recognized that they had been with Jesus.