Revelation 5:1 in the King James Version
And I saw in the right hand of him that sat on the throne a book written within and on the backside, sealed with seven seals.
Context
1 I saw, in the right hand of him who sat on the throne, a book written inside and outside, sealed shut with seven seals.
2 I saw a mighty angel proclaiming with a loud voice, “Who is worthy to open the book, and to break its seals?”