Revelation 13:15-17

“The great day of the Lord is near; It is near and hastens quickly. The noise of the day of the Lord is bitter; There the mighty men shall cry out. That day is a day of wrath, a day of trouble and distress, a day of devastation and desolation, a day of darkness and gloominess, a day of clouds and th…

Why was Jesus not able to open the book before He died (Rev 5:3)? How did His death make Him "worthy" to open the book (Rev 4:5)?…