Matthew 13:35

[This was] so that what was spoken by the prophet would be fulfilled, when he said [Psa. 78:2], "I will open my mouth [to speak] with parables. I will say things that have been hidden from the beginning of time."

Romans 16:25-26

Now may there be glory for ever, through Jesus Christ, to the only wise God, who is able to make you stand firm [in the faith], according to the good news and proclamation of Jesus Christ. This message is the secret which was [eventually] revealed, after having been kept quiet about for long ages.

1 Corinthians 2:7

But we [apostles] speak God's secret wisdom, which has been hidden [through the ages], which God predetermined for our honor before time began.

Matthew 25:34

Then the King will say to those at His right side, 'You who are blessed by my Father, come and receive the kingdom which has been prepared for you since the creation of the world,

John 17:24

"Father, I want those you gave me [i.e., the apostles, see verse 6] to be with me where I am [going], so they will see my splendor [i.e., in heaven], which you have given me, for you loved me before the creation of the world.

Ephesians 3:9

[I was given the responsibility] to enlighten all people regarding the working out of God's secret plan, which has been kept hidden for ages in [the heart of] God, who created everything.

Matthew 13:14

So, the prophecy of Isaiah is being fulfilled by them, which says, [Isa. 6:9f] 'You will hear all right, but you will not understand [what you hear]. You will see all right but you will not perceive [what you see].

Matthew 21:4-5

Now this will happen in order to fulfill what was spoken by the prophet, saying,

Luke 10:14

But Tyre and Sidon will be shown more leniency in the judgment [day] than you will.

Acts 15:18

This is what the Lord said when He predicted these things long ago.'

Ephesians 3:5

which was not told to people of previous generations as it has now been revealed to His [i.e., Christ's] holy apostles and prophets by the Holy Spirit.

Colossians 1:25-26

I was made a minister of the church according to the task given to me by God to fully present His message to you.

2 Timothy 1:9-10

[It is] God who saved us and called us to live holy lives [or, "to be dedicated people"], not as a result of our [good] deeds, but in harmony with His own purpose and unearned favor. [This was] given to us through [the atoning work of] Christ Jesus, before the beginning of time. [Note: Salvation through Christ was planned before time began. See Titus 1:2; Rom. 16:25; Eph. 1:4].

Titus 1:2-3

[and provides] hope for never ending life. God, who cannot lie, promised this [life] before the beginning of time,

Hebrews 1:1

In times past God spoke to our forefathers through the prophets in many parts and in various ways,

1 Peter 1:11-12

They studied [their own prophecies] to learn what, or which, [person or] time the Holy Spirit in them pointed to, in predicting the sufferings of Christ and the glories yet to come.

1 Peter 1:20-21

For Christ was previously known [by God, even] before the world was created, yet was not fully revealed for your benefit until [these] final times.

Revelation 13:8

And everyone who lives on earth will worship the beast, [even those] people whose names had not been recorded in the book of life belonging to the Lamb, who was killed [in prospect] from the creation of the world. [Note: This sentence could also read "...not been recorded from the creation of the world in the book of life belonging to the Lamb who was killed"].

Revelation 17:8

The beast you saw once existed, but now does not, and [yet] is about to come up out of the pit and go to [his] destruction. And those people living on the earth, whose names have not been recorded in the book of life from the creation of the world, will be amazed when they see the beast, because he had once existed, but now does not, and yet will come [again].

Treasury of Scripture Knowledge

Summary

That it might be fulfilled which was spoken by the prophet, saying, I will open my mouth in parables; I will utter things which have been kept secret from the foundation of the world.

General references

Bible References

I will utter

Luke 10:14
But Tyre and Sidon will be shown more leniency in the judgment [day] than you will.
Romans 16:25
Now may there be glory for ever, through Jesus Christ, to the only wise God, who is able to make you stand firm [in the faith], according to the good news and proclamation of Jesus Christ. This message is the secret which was [eventually] revealed, after having been kept quiet about for long ages.
1 Corinthians 2:7
But we [apostles] speak God's secret wisdom, which has been hidden [through the ages], which God predetermined for our honor before time began.
Ephesians 3:5
which was not told to people of previous generations as it has now been revealed to His [i.e., Christ's] holy apostles and prophets by the Holy Spirit.
Colossians 1:25
I was made a minister of the church according to the task given to me by God to fully present His message to you.
2 Timothy 1:9
[It is] God who saved us and called us to live holy lives [or, "to be dedicated people"], not as a result of our [good] deeds, but in harmony with His own purpose and unearned favor. [This was] given to us through [the atoning work of] Christ Jesus, before the beginning of time. [Note: Salvation through Christ was planned before time began. See Titus 1:2; Rom. 16:25; Eph. 1:4].
Titus 1:2
[and provides] hope for never ending life. God, who cannot lie, promised this [life] before the beginning of time,
Hebrews 1:1
In times past God spoke to our forefathers through the prophets in many parts and in various ways,
1 Peter 1:11
They studied [their own prophecies] to learn what, or which, [person or] time the Holy Spirit in them pointed to, in predicting the sufferings of Christ and the glories yet to come.

General references

Matthew 5:2
He opened His mouth and taught them, saying,
Acts 15:18
This is what the Lord said when He predicted these things long ago.'