Revelation 10:7

but in the days of the trumpet of the seventh angel, when he is about to sound, then the mystery of God will be finished, as he announced to his servants the prophets.

Romans 16:25

Now to him who is able to establish you according to my gospel and the preaching of Jesus Christ, according to the revelation of the mystery which was kept secret for long ages

Luke 24:44-47

Then he said to them, "These are my words which I spoke to you, while I was still with you, that everything written about me in the law of Moses and the prophets and the psalms must be fulfilled."

Acts 3:21

whom heaven must receive until the time for establishing all that God spoke by the mouth of his holy prophets from long ago.

Romans 11:25

I do not want you to be ignorant of this mystery, brothers, so that you may not be conceited: Israel has experienced a hardening in part until the full number of the Gentiles has come in.

Ephesians 3:3-9

that is, the mystery made known to me by revelation, as I have already written briefly.

Revelation 11:15-18

Then the seventh angel sounded his trumpet, and there were loud voices in heaven, saying, "The kingdom of the world has become the kingdom of our Lord and of his Christ, and he will reign for ever and ever."

Treasury of Scripture Knowledge

Summary

But in the days of the voice of the seventh angel, when he shall begin to sound, the mystery of God should be finished, as he hath declared to his servants the prophets.

Bible References

In the

Revelation 11:15
Then the seventh angel sounded his trumpet, and there were loud voices in heaven, saying, "The kingdom of the world has become the kingdom of our Lord and of his Christ, and he will reign for ever and ever."

The mystery

Romans 11:25
I do not want you to be ignorant of this mystery, brothers, so that you may not be conceited: Israel has experienced a hardening in part until the full number of the Gentiles has come in.
Romans 16:25
Now to him who is able to establish you according to my gospel and the preaching of Jesus Christ, according to the revelation of the mystery which was kept secret for long ages
Ephesians 3:3
that is, the mystery made known to me by revelation, as I have already written briefly.

As he

Luke 24:44
Then he said to them, "These are my words which I spoke to you, while I was still with you, that everything written about me in the law of Moses and the prophets and the psalms must be fulfilled."
Acts 3:21
whom heaven must receive until the time for establishing all that God spoke by the mouth of his holy prophets from long ago.