Revelation 10:4

And when the seven peals of thunder had spoken, I was about to write down what they had said; but I heard a voice from Heaven which told me to keep secret all that the seven peals of thunder had said, and not write it down.

Treasury of Scripture Knowledge

Summary

And he said, Go thy way, Daniel: for the words are closed up and sealed till the time of the end.

Bible References

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Revelation 10:4
And when the seven peals of thunder had spoken, I was about to write down what they had said; but I heard a voice from Heaven which told me to keep secret all that the seven peals of thunder had said, and not write it down.