This chapter introduces the book of Revelation and provides context for the revelations that will be shared. It describes Revelation as a revelation from Jesus Christ about things that must soon take place. It is addressed to the seven churches of Asia and encourages the reader to heed the words, for those who do will be blessed. Key details are provided about Jesus, including his role as the faithful witness, the firstborn from the dead, and ruler over kings. He is described as coming again in the clouds, and his identity as the Alpha and Omega is noted. The writer, John, was exiled on the island of Patmos when he received this revelation from Jesus Christ.