In the third year of Cyrus (the Persian conqueror of Babylon), after fasting for three weeks, Daniel sees a vision of a man clothed in linen, clearly a supernatural being, who tells him that he is currently engaged in a battle with the "prince of Persia", in which he is assisted by "Michael, your prince". He must soon return to the combat, but first he will tell Daniel what is written in the "book of truth"
An in-depth study of the Book of Revelation. The Book of Revelation is a book of hope - that justice and salvation prevail. It’s also a book of warning - that justice (God’s justice) and salvation (God’s salvation through Jesus) prevail.