1 Peter 1:20

who was foreordained for it before the foundation of the world but was brought out to public view at the end of the ages, for the sake of you

Ephesians 1:4

Through Him He picked us out before the creation of the world, to be consecrated and above reproach in His sight in love.

Colossians 1:26

the open secret, covered up from the people of former ages and generations, but now uncovered to God's people,

Hebrews 9:26

for, if that had been the case, He would have had to suffer over and over again, ever since the creation of the world. But, as it is, once at the close of the ages He has appeared, to put away sin by His sacrifice.

2 Timothy 1:9-10

For He saved us and called us with a holy call, not in accordance with anything that we had done, but in accordance with His own purpose and unmerited favor which was shown us through union with Christ Jesus eternal ages ago,

Titus 1:2-3

in the hope of eternal life which God, who never lies, promised ages ago

Hebrews 1:2

but in these latter days He has spoken to us through a Son, whom He had appointed lawful owner of everything, and through whom He had made the worlds.

Revelation 13:8

All the inhabitants of the earth whose names, from the foundation of the world, have not been written in the slaughtered Lamb's book of life, will worship him.

Acts 3:25-26

And you are the descendants of the prophets and the heirs of the sacred compact which God made with your forefathers, when He said to Abraham: 'All the families of the earth are to be blessed through your posterity.'

Romans 3:25

For God once publicly offered Him in His death as a sacrifice of reconciliation through faith, to demonstrate His own justice (for in His forbearance God had passed over men's former sins);

Romans 16:25-26

To Him who can make you strong in accordance with the good news I bring and in accordance with the message preached about Jesus Christ, in accordance with the uncovering of the secret which for ages past had not been told,

Galatians 4:4

but when the proper time had come, God sent His Son, born of a woman, born subject to law,

Ephesians 1:10

so that, at the coming of the climax of the ages, everything in heaven and on earth should be unified through Christ,

Ephesians 3:9

and to make clear how is to be carried out the trusteeship of this secret which has for ages been hidden away in God, the Creator of all things,

Ephesians 3:11

in accordance with the eternal purpose which God executed in the gift of Christ Jesus our Lord.

1 John 1:2

and that life has been unveiled to us, and we have seen it and now testify to it and we now announce it to you, yea, the eternal life that was with the Father and has been unveiled to us.

1 John 3:5

You know that He appeared to take our sins away, and that there is no sin in Him.

1 John 3:8

Whoever practices sin belongs to the devil, because the devil has practiced sin from the beginning. This is why the Son of God appeared, to undo the devil's works.

1 John 4:9-10

This is the way God's love for us has been shown, namely, God has sent His only Son into the world that we through Him might have life.

Treasury of Scripture Knowledge

Summary

Who verily was foreordained before the foundation of the world, but was manifest in these last times for you,

General references

Bible References

But

Acts 3:25
And you are the descendants of the prophets and the heirs of the sacred compact which God made with your forefathers, when He said to Abraham: 'All the families of the earth are to be blessed through your posterity.'
Colossians 1:26
the open secret, covered up from the people of former ages and generations, but now uncovered to God's people,
1 John 1:2
and that life has been unveiled to us, and we have seen it and now testify to it and we now announce it to you, yea, the eternal life that was with the Father and has been unveiled to us.
1 John 3:5
You know that He appeared to take our sins away, and that there is no sin in Him.
1 John 4:9
This is the way God's love for us has been shown, namely, God has sent His only Son into the world that we through Him might have life.

In

Galatians 4:4
but when the proper time had come, God sent His Son, born of a woman, born subject to law,
Ephesians 1:10
so that, at the coming of the climax of the ages, everything in heaven and on earth should be unified through Christ,
Hebrews 1:2
but in these latter days He has spoken to us through a Son, whom He had appointed lawful owner of everything, and through whom He had made the worlds.
Hebrews 9:26
for, if that had been the case, He would have had to suffer over and over again, ever since the creation of the world. But, as it is, once at the close of the ages He has appeared, to put away sin by His sacrifice.

General references

Acts 15:18
who has been making this known from ages past.'