Thematic Bible: The book with seven seals

And I saw in the right-hand of him that sat upon the throne a book written within and without, sealed with seven seals. And I saw a strong angel proclaiming with a loud voice, Who is worthy to open the book and to loose the seals thereof? And none in heaven, or in earth, neither under the earth, was able to open the book, neither to look thereon. read more.
And I wept much, that none was found worthy to open the book, neither to look thereon. And one of the elders saith to me, Weep not; behold the Lion of the tribe of Judah, the root of David, hath prevailed to open the book and the seals thereof.