Revelation 10:4

and when the seven thunders had uttered their voices, I was about to write: but I heard a voice saying to me, "seal up those things which the seven thunders uttered, and write them not."

Revelation 1:11

saying, "I am Alpha and Omega, the first and the last: and, what you shall see, write in a book, and send it to the seven churches which are in Asia; to Ephesus, to Smyrna, to Pergamos, to Thyatira, to Sardis, to Philadelphia, and to Laodicea."

Revelation 22:10

He subjoin'd, "don't seal the prophetic discourses of this book: for the time draws nigh.

Revelation 2:1-3

To the angel of the church of Ephesus, write, "HE that holds the seven stars in his right hand, who walks in the midst of the seven golden candlesticks, says thus,

Treasury of Scripture Knowledge

Summary

And when the seven thunders had uttered their voices, I was about to write: and I heard a voice from heaven saying unto me, Seal up those things which the seven thunders uttered, and write them not.

Bible References

I was

Revelation 1:11
saying, "I am Alpha and Omega, the first and the last: and, what you shall see, write in a book, and send it to the seven churches which are in Asia; to Ephesus, to Smyrna, to Pergamos, to Thyatira, to Sardis, to Philadelphia, and to Laodicea."