Revelation 5:4

Then I began to weep greatly because no one was found worthy to open the book or to look into it;

Daniel 12:8-9

As for me, I heard but could not understand; so I said, “My lord, what will be the outcome of these events?”

Revelation 4:1

After these things I looked, and behold, a door standing open in heaven, and the first voice which I had heard, like the sound of a trumpet speaking with me, said, “Come up here, and I will show you what must take place after these things.”

Treasury of Scripture Knowledge

Summary

And I wept much, because no man was found worthy to open and to read the book, neither to look thereon.

Bible References

Because

Revelation 4:1
After these things I looked, and behold, a door standing open in heaven, and the first voice which I had heard, like the sound of a trumpet speaking with me, said, “Come up here, and I will show you what must take place after these things.”
Daniel 12:8
As for me, I heard but could not understand; so I said, “My lord, what will be the outcome of these events?”