1 John 4:14

And we have seen and bear witness, that the Father hath sent the Son to be the Saviour of the world.

John 4:42

and said to the woman, No longer do we believe on account of what thou hast told us; for we have ourselves heard him, and know that this is in truth the Saviour of the world.

John 1:14

And the Word became flesh, and dwelt among us, full of grace and truth; and we beheld his glory, a glory as of an only begotten of a father.

John 3:16-17

For God so loved the world, that he gave the only begotten Son, that every one who believeth in him may not perish, but may have everlasting life.

John 15:26-27

When the Comforter is come, whom I will send to you from the Father, the Spirit of truth, which proceedeth from the Father, he will bear witness of me.

1 John 4:10

Herein is love, not that we loved God, but that he loved us, and sent his Son to be a propitiation for our sins.

John 1:29

The next day he seeth Jesus coming to him, and saith, Behold, the Lamb of God, who taketh away the sin of the world!

John 3:11

Truly, truly do I say to thee, We speak that which we know, and testify that which we have seen; and ye receive not our testimony.

John 3:32

testifieth what he hath seen and heard; and no one receiveth his testimony.

John 3:34

For he whom God sent speaketh the words of God; for he giveth not the Spirit by measure.

John 5:36-37

But the testimony which I have, is greater than that of John; for the works which the Father hath given me to perform, the works themselves which I do, bear witness of me, that the Father hath sent me.

John 5:39

Ye search the Scriptures, because ye yourselves think that in them ye have everlasting life; and it is they which testify of me;

John 10:36

say ye of him whom the Father sanctified, and sent into the world, Thou blasphemest, because I said, I am the Son of God?

John 12:47

And if any one hear my words, and keep 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 both Silas and Timothy had come from Macedonia, Paul was wholly engaged in the word, testifying to the Jews, that Jesus was the Christ.

1 Peter 5:12

By Silvanus, the faithful brother as I think, I have written to you in few words, exhorting, and testifying that this is the true grace of God wherein ye 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 looked upon, and our hands handled, concerning the word of life,

1 John 2:1-2

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

1 John 5:9

If we receive the witness of men, the witness of God is greater; for this is the witness of God, that he hath borne witness 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 looked upon, and our hands handled, concerning the word of life,
1 John 5:9
If we receive the witness of men, the witness of God is greater; for this is the witness of God, that he hath borne witness concerning his Son.
John 1:14
And the Word became flesh, and dwelt among us, full of grace and truth; and we beheld his glory, a glory as of an only begotten of a father.
John 3:11
Truly, truly do I say to thee, We speak that which we know, and testify that which we have seen; and ye receive not our testimony.
John 5:39
Ye search the Scriptures, because ye yourselves think that in them ye have everlasting life; and it is they which testify of me;
John 15:26
When the Comforter is come, whom I will send to you from the Father, the Spirit of truth, which proceedeth from the Father, he will bear witness of me.
Acts 18:5
And when both Silas and Timothy had come from Macedonia, Paul was wholly engaged in the word, testifying to the Jews, that Jesus was the Christ.
1 Peter 5:12
By Silvanus, the faithful brother as I think, I have written to you in few words, exhorting, and testifying that this is the true grace of God wherein ye stand.

The father

1 John 4:10
Herein is love, not that we loved God, but that he loved us, and sent his Son to be a propitiation for our sins.
John 3:34
For he whom God sent speaketh the words of God; for he giveth not the Spirit by measure.
John 5:36
But the testimony which I have, is greater than that of John; for the works which the Father hath given me to perform, the works themselves which I do, bear witness of me, that the Father hath sent me.
John 10:36
say ye of him whom the Father sanctified, and sent into the world, Thou blasphemest, because I said, I am the Son of God?

General references

Luke 19:10
for the Son of man came to seek and to save that which was lost.