1 Peter 1:20

He was predestined before the foundation of the world and has appeared at the end of the ages for your sake;

Ephesians 1:4

He chose us in him ere the world was founded, to be consecrated and unblemished in his sight,

2 Timothy 1:9-10

who has saved us and called us to a life of consecration ??not for anything we have done but because he chose to do it himself, by the grace which he gave us ages ago in Christ Jesus

Titus 1:2-3

serving in hope of the life eternal which God, who never lies, promised ages ago ??3 he gave effect to his word in due time by a proclamation with which I have been entrusted by command of God our Saviour: ??4 to Titus my lawful son in a faith we hold in common; grace and peace from God the Father and Christ Jesus our Saviour.

Hebrews 1:2

but in these days at the end he has spoken to us by a Son ??a Son whom he appointed heir of the universe, as it was by him that he created the world.

Revelation 13:8

and all the dwellers on earth will be his worshippers, everyone whose name has not been written from the foundation of the world in the book of Life.

Acts 3:25-26

Now you are the sons of the prophets and of the covenant which God made with your fathers when he said to Abraham, all families on earth shall be blessed in your offspring.

Romans 3:25

whom God put forward as the means of propitiation by his blood, to be received by faith. This was to demonstrate the justice of God in view of the fact that sins previously committed during the time of God's forbearance had been passed over;

Romans 16:25-26

[Now to Him who can strengthen you by my gospel, by the preaching of Jesus Christ, by revealing the secret purpose which after the silence of long ages

Galatians 4:4

but when the time had fully expired, God sent forth his Son, born of a woman, born under the Law,

Ephesians 1:10

so to order it in the fulness of the ages that all things in heaven and earth alike should be gathered up in Christ ??11 in the Christ in whom we have had our heritage allotted us (as was decreed in the design of him who carries out everything according to the counsel of his will),

Ephesians 3:9

and enlighten all men upon the new order of that divine secret which God the Creator of all concealed from eternity ??10 intending to let the full sweep of the divine wisdom be disclosed now by the church to the angelic Rulers and Authorities in the heavenly sphere,

Ephesians 3:11

in terms of the eternal purpose which he has realized in Christ Jesus our Lord,

1 John 1:2

(the Life has appeared; we saw it, we testify to it, we bring you word of that eternal Life which existed with the Father and was disclosed to us) ??3 it is of what we heard and saw that we bring you word, so that you may share our fellowship; and our fellowship is with the Father and with his Son Jesus Christ.

1 John 3:5

and you know he appeared to take [our] sins away. In him there is no sin;

1 John 3:8

he who commits sin belongs to the devil, for the devil is a sinner from the very beginning. (This is why the Son of God appeared, to destroy the deeds of the devil.)

1 John 4:9-10

This is how the love of God has appeared for us, by God sending his only Son into the world, so that by him we might live.

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
Now you are the sons of the prophets and of the covenant which God made with your fathers when he said to Abraham, all families on earth shall be blessed in your offspring.
1 John 1:2
(the Life has appeared; we saw it, we testify to it, we bring you word of that eternal Life which existed with the Father and was disclosed to us) ??3 it is of what we heard and saw that we bring you word, so that you may share our fellowship; and our fellowship is with the Father and with his Son Jesus Christ.
1 John 3:5
and you know he appeared to take [our] sins away. In him there is no sin;
1 John 4:9
This is how the love of God has appeared for us, by God sending his only Son into the world, so that by him we might live.

In

Galatians 4:4
but when the time had fully expired, God sent forth his Son, born of a woman, born under the Law,
Ephesians 1:10
so to order it in the fulness of the ages that all things in heaven and earth alike should be gathered up in Christ ??11 in the Christ in whom we have had our heritage allotted us (as was decreed in the design of him who carries out everything according to the counsel of his will),
Hebrews 1:2
but in these days at the end he has spoken to us by a Son ??a Son whom he appointed heir of the universe, as it was by him that he created the world.

General references

Acts 15:18
who makes this known from of old.