And I saw a strong angel proclaiming with a loud voice, Who is worthy to open the scroll, and to loose the seals thereof?
All Commentaries on Revelation 5:2 Go To Revelation 5
Nicholas of Lyra
AD 1349
who is worthy to open the book. That is, to reveal the mystery of God. and to loose the seals: That is, to show how each seal proceeds from the divine will.