1 John 4:14

And we have seen and testify that the Father has sent the Son, the Saviour of the world.

John 4:42

and said to the woman, We no longer believe on account of your report, for we have heard him ourselves, and know that this is truly the Saviour of the world.

John 1:14

And the Word became flesh and tabernacled with us and we beheld his glory, a glory as of an only child with a father, full of grace and truth.

John 3:16-17

For God so loved the world that he gave his only Son, that every one believing in him may not perish but have eternal life.

John 15:26-27

But when the Comforter has come, whom I will send you from the Father, the Spirit of truth which proceeds from the Father, he shall testify of me;

1 John 4:10

In this is love; not that we loved God, but that he loved us, and sent his Son a propitiation for our sins.

John 1:29

On the next day he saw Jesus coming to him, and said, Behold the Lamb of God, who takes away the sin of the world.

John 3:11

I tell you most truly, that we speak what we know, and what we have seen we testify; and you receive not our testimony.

John 3:32

and what he has seen and heard this he testifies; and no one receives his testimony.

John 3:34

For he whom God has sent speaks the words of God; for God gives not the Spirit by measure.

John 5:36-37

But I have greater testimony than John's; for the works which the Father has given me to finish, these works which I do, testify of me that the Father has sent me;

John 5:39

You search the Scriptures, because you think by them to have eternal life; and they testify of me;

John 10:36

do you tell him whom the Father has sanctified and sent into the world, You blaspheme, because I said, I am the Son of God?

John 12:47

And if any one hears my words and keeps them not, I do not judge him; for I came not to judge the world but to save the world.

Acts 18:5

And when Silas and Timothy came from Macedonia, Paul gave himself wholly to preaching the word, testifying to the Jews Christ Jesus.

1 Peter 5:12

I have written to you in a few words by Silvanus [Silas], a faithful brother as I suppose, exhorting you, and testifying that this is the true grace of God in which you stand.

1 John 1:1-3

THAT which was from the beginning, that which we have heard, that which we have seen with our eyes, that which we beheld and our hands felt, concerning the Word of life,??2 and the life was made manifest, and we have seen, and testify, and declare to you the eternal life, which was with the Father, and was manifested to us,??3 that which we have seen and heard, we declare to you, that you also may have fellowship with us. And our fellowship is with the Father and with his Son Jesus Christ.

1 John 2:1-2

My little children, these things I write to you that you may not sin. But if any one has sinned, we have an advocate with the Father, Jesus Christ the righteous,

1 John 5:9

If we receive the testimony of men, the testimony of God is greater; for this is the testimony of God that he has testified concerning his Son.

Treasury of Scripture Knowledge

Summary

And we have seen and do testify that the Father sent the Son to be the Saviour of the world.

General references

Bible References

We have

1 John 1:1
THAT which was from the beginning, that which we have heard, that which we have seen with our eyes, that which we beheld and our hands felt, concerning the Word of life,??2 and the life was made manifest, and we have seen, and testify, and declare to you the eternal life, which was with the Father, and was manifested to us,??3 that which we have seen and heard, we declare to you, that you also may have fellowship with us. And our fellowship is with the Father and with his Son Jesus Christ.
1 John 5:9
If we receive the testimony of men, the testimony of God is greater; for this is the testimony of God that he has testified concerning his Son.
John 1:14
And the Word became flesh and tabernacled with us and we beheld his glory, a glory as of an only child with a father, full of grace and truth.
John 3:11
I tell you most truly, that we speak what we know, and what we have seen we testify; and you receive not our testimony.
John 5:39
You search the Scriptures, because you think by them to have eternal life; and they testify of me;
John 15:26
But when the Comforter has come, whom I will send you from the Father, the Spirit of truth which proceeds from the Father, he shall testify of me;
Acts 18:5
And when Silas and Timothy came from Macedonia, Paul gave himself wholly to preaching the word, testifying to the Jews Christ Jesus.
1 Peter 5:12
I have written to you in a few words by Silvanus [Silas], a faithful brother as I suppose, exhorting you, and testifying that this is the true grace of God in which you stand.

The father

1 John 4:10
In this is love; not that we loved God, but that he loved us, and sent his Son a propitiation for our sins.
John 3:34
For he whom God has sent speaks the words of God; for God gives not the Spirit by measure.
John 5:36
But I have greater testimony than John's; for the works which the Father has given me to finish, these works which I do, testify of me that the Father has sent me;
John 10:36
do you tell him whom the Father has sanctified and sent into the world, You blaspheme, because I said, I am the Son of God?

General references

Luke 19:10
for the Son of man has come to seek and save the lost.