This is a revelation from Jesus Christ, which God gave him concerning the events that will happen soon. An angel was sent to God's servant John so that John could share the revelation with God's other servants.
References for Revelation 1:1
John faithfully reported the word of God and the testimony of Jesus Christ -- everything he saw.
God blesses the one who reads this prophecy to the church, and he blesses all who listen to it and obey what it says. For the time is near when these things will happen.