Revelation 3:4

3:4 But you have a few individuals in Sardis who have not stained their clothes, and they will walk with me dressed in white, because they are worthy.

Revelation 5:2

5:2 And I saw a powerful angel proclaiming in a loud voice: “Who is worthy to open the scroll and to break its seals?”

Revelation 5:4

5:4 So I began weeping bitterly because no one was found who was worthy to open the scroll or to look into it.