The book of Acts was written by Luke. This book talks about the works of the Holy Spirit through Jesus’ disciples. It also includes situations the disciples went through as they were proclaiming the word of God. The central message of this book is based on Acts 1:8, “But you will receive power when the Holy Spirit comes on you; and you will be my witnesses in Jerusalem, and in all Judea and Samaria, and to the ends of the earth.” Some of the popular topics include Jesus’ 40 days after resurrecting and his ascension, the Day of Pentecost, miracles, sermons, and much more.