1 John 3:1

See what marvellous love the Father has bestowed upon us--that we should be called God's children: and that is what we are. For this reason the world does not recognize us--because it has not known Him.

John 1:12

But all who have received Him, to them--that is, to those who trust in His name--He has given the privilege of becoming children of God;

John 3:16

For so greatly did God love the world that He gave His only Son, that every one who trusts in Him may not perish but may have the Life of Ages.

John 16:3

And they will do these things because they have failed to recognize the Father and to discover who I am.

John 17:25

And, righteous Father, though the world has failed to recognize Thee, I have known Thee, and these have perceived that Thou didst send me.

John 15:18-19

If the world hates you, remember that it has first had me as the fixed object of its hatred.

Romans 5:8

But God gives proof of His love to us in Christ's dying for us while we were still sinners.

Romans 8:14-17

For those who are led by God's Spirit are, all of them, God's sons.

Romans 8:21

Yet there was always the hope that at last the Creation itself would also be set free from the thraldom of decay so as to enjoy the liberty that will attend the glory of the children of God.

Romans 8:32

He who did not withhold even His own Son, but gave Him up for all of us, will He not also with Him freely give us all things?

Romans 9:25-26

So also in Hosea He says, "I will call that nation My People which was not My People, and I will call her beloved who was not beloved.

2 Corinthians 6:18

and you shall be My sons and daughters,' says the Lord the Ruler of all."

Galatians 3:26

You are all sons of God through faith in Christ Jesus;

Galatians 3:29

And if you belong to Christ, then you are indeed true descendants of Abraham, and are heirs in fulfilment of the promise.

Galatians 4:5-6

in order to purchase the freedom of all who were subject to Law, so that we might receive recognition as sons.

Ephesians 2:4-5

But God, being rich in mercy, because of the intense love which He bestowed on us,

Ephesians 3:18-19

as it is grasped by all God's people, of the breadth and length, the height and depth--

Colossians 3:3

For you have died, and your life is hidden with Christ in God.

1 John 4:9-10

God's love for us has been manifested in that He has sent His only Son into the world so that we may have Life through Him.

Revelation 21:7

All this shall be the heritage of him who overcomes, and I will be his God and he shall be one of My sons.

Treasury of Scripture Knowledge

Summary

Behold, what manner of love the Father hath bestowed upon us, that we should be called the sons of God: therefore the world knoweth us not, because it knew him not.

General references

Bible References

What

1 John 4:9
God's love for us has been manifested in that He has sent His only Son into the world so that we may have Life through Him.
John 3:16
For so greatly did God love the world that He gave His only Son, that every one who trusts in Him may not perish but may have the Life of Ages.
Romans 5:8
But God gives proof of His love to us in Christ's dying for us while we were still sinners.
Romans 8:32
He who did not withhold even His own Son, but gave Him up for all of us, will He not also with Him freely give us all things?
Ephesians 2:4
But God, being rich in mercy, because of the intense love which He bestowed on us,
Ephesians 3:18
as it is grasped by all God's people, of the breadth and length, the height and depth--

That

John 1:12
But all who have received Him, to them--that is, to those who trust in His name--He has given the privilege of becoming children of God;
Romans 8:14
For those who are led by God's Spirit are, all of them, God's sons.
Romans 9:25
So also in Hosea He says, "I will call that nation My People which was not My People, and I will call her beloved who was not beloved.
2 Corinthians 6:18
and you shall be My sons and daughters,' says the Lord the Ruler of all."
Galatians 3:26
You are all sons of God through faith in Christ Jesus;
Galatians 4:5
in order to purchase the freedom of all who were subject to Law, so that we might receive recognition as sons.
Revelation 21:7
All this shall be the heritage of him who overcomes, and I will be his God and he shall be one of My sons.

The world

John 15:18
If the world hates you, remember that it has first had me as the fixed object of its hatred.
John 16:3
And they will do these things because they have failed to recognize the Father and to discover who I am.
John 17:25
And, righteous Father, though the world has failed to recognize Thee, I have known Thee, and these have perceived that Thou didst send me.
Colossians 3:3
For you have died, and your life is hidden with Christ in God.

General references

John 15:18
If the world hates you, remember that it has first had me as the fixed object of its hatred.
Galatians 3:26
You are all sons of God through faith in Christ Jesus;