1 John 1:3

that which we have seen and heard declare we to you, that ye also may have fellowship with us, and our fellowship is with the Father, and with His Son Jesus Christ;

1 Corinthians 1:9

faithful is God, through whom ye were called to the fellowship of His Son Jesus Christ our Lord.

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 did behold, and our hands did handle, concerning the Word of the Life --

Philippians 2:1

If, then, any exhortation is in Christ, if any comfort of love, if any fellowship of spirit, if any bowels and mercies,

John 17:3

and this is the life age-during, that they may know Thee, the only true God, and him whom Thou didst send -- Jesus Christ;

John 17:21

that they all may be one, as Thou Father art in me, and I in Thee; that they also in us may be one, that the world may believe that Thou didst send me.

Acts 4:20

for we cannot but speak what we did see and hear.'

2 Corinthians 13:14

the grace of the Lord Jesus Christ, and the love of God, and the fellowship of the Holy Spirit, is with you all! Amen.

Philippians 3:10

to know him, and the power of his rising again, and the fellowship of his sufferings, being conformed to his death,

1 John 1:7

and if in the light we may walk, as He is in the light -- we have fellowship one with another, and the blood of Jesus Christ His Son doth cleanse us from every sin;

Psalm 2:7

I declare concerning a statute: Jehovah said unto me, 'My Son Thou art, I to-day have brought thee forth.

Psalm 22:22

I declare Thy name to my brethren, In the midst of the assembly I praise Thee.

Isaiah 66:19

And I have set among them a sign, And have sent out of them those escaping unto the nations, (Tarshish, Pul, and Lud, drawing bow, Tubal and Javan, the isles that are far off,) Who have not heard My fame, nor seen Mine honour, And they have declared Mine honour among nations.

John 14:20-23

in that day ye shall know that I am in my Father, and ye in me, and I in you;

John 17:11

and no more am I in the world, and these are in the world, and I come unto Thee. Holy Father, keep them in Thy name, whom Thou hast given to me, that they may be one as we;

John 17:25

'Righteous Father, also the world did not know Thee, and I knew Thee, and these have known that Thou didst send me,

Acts 2:42

and they were continuing stedfastly in the teaching of the apostles, and the fellowship, and the breaking of the bread, and the prayers.

Acts 13:32

And we to you do proclaim good news -- that the promise made unto the fathers,

Acts 13:41

See, ye despisers, and wonder, and perish, because a work I -- I do work in your days, a work in which ye may not believe, though any one may declare it to you.'

Acts 20:27

for I did not keep back from declaring to you all the counsel of God.

Romans 15:27

for it pleased well, and their debtors they are, for if in their spiritual things the nations did participate, they ought also, in the fleshly things, to minister to them.

1 Corinthians 1:30

and of Him ye -- ye are in Christ Jesus, who became to us from God wisdom, righteousness also, and sanctification, and redemption,

1 Corinthians 15:1

And I make known to you, brethren, the good news that I proclaimed to you, which also ye did receive, in which also ye have stood,

Ephesians 3:6

that the nations be fellow-heirs, and of the same body, and partakers of His promise in the Christ, through the good news,

Philippians 1:7

according as it is righteous for me to think this in behalf of you all, because of my having you in the heart, both in my bonds, and in the defence and confirmation of the good news, all of you being fellow-partakers with me of grace.

Colossians 1:13

who did rescue us out of the authority of the darkness, and did translate us into the reign of the Son of His love,

1 Thessalonians 1:10

and to wait for His Son from the heavens, whom He did raise out of the dead -- Jesus, who is rescuing us from the anger that is coming.

1 Timothy 6:2

and those having believing masters, let them not slight them, because they are brethren, but rather let them serve, because they are stedfast and beloved, who of the benefit are partaking. These things be teaching and exhorting;

Hebrews 2:12

saying, 'I will declare Thy name to my brethren, in the midst of an assembly I will sing praise to Thee;' and again, 'I will be trusting on Him;'

Hebrews 3:1

Wherefore, holy brethren, partakers of a heavenly calling, consider the apostle and chief priest of our profession, Christ Jesus,

Hebrews 3:14

for partakers we have become of the Christ, if the beginning of the confidence unto the end we may hold fast,

1 Peter 5:1

Elders who are among you, I exhort, who am a fellow-elder, and a witness of the sufferings of the Christ, and of the glory about to be revealed a partaker,

1 John 1:5

And this is the message that we have heard from Him, and announce to you, that God is light, and darkness in Him is not at all;

1 John 2:23-24

every one who is denying the Son, neither hath he the Father, he who is confessing the Son hath the Father also.

1 John 5:10-11

He who is believing in the Son of God, hath the testimony in himself; he who is not believing God, a liar hath made Him, because he hath not believed in the testimony that God hath testified concerning His Son;

Treasury of Scripture Knowledge

Summary

That which we have seen and heard declare we unto you, that ye also may have fellowship with us: and truly our fellowship is with the Father, and with his Son Jesus Christ.

Bible References

Declare

1 John 1:5
And this is the message that we have heard from Him, and announce to you, that God is light, and darkness in Him is not at all;
Psalm 2:7
I declare concerning a statute: Jehovah said unto me, 'My Son Thou art, I to-day have brought thee forth.
Psalm 22:22
I declare Thy name to my brethren, In the midst of the assembly I praise Thee.
Isaiah 66:19
And I have set among them a sign, And have sent out of them those escaping unto the nations, (Tarshish, Pul, and Lud, drawing bow, Tubal and Javan, the isles that are far off,) Who have not heard My fame, nor seen Mine honour, And they have declared Mine honour among nations.
John 17:25
'Righteous Father, also the world did not know Thee, and I knew Thee, and these have known that Thou didst send me,
Acts 13:32
And we to you do proclaim good news -- that the promise made unto the fathers,
Acts 20:27
for I did not keep back from declaring to you all the counsel of God.
1 Corinthians 15:1
And I make known to you, brethren, the good news that I proclaimed to you, which also ye did receive, in which also ye have stood,
Hebrews 2:12
saying, 'I will declare Thy name to my brethren, in the midst of an assembly I will sing praise to Thee;' and again, 'I will be trusting on Him;'

Our fellowship

1 John 1:7
and if in the light we may walk, as He is in the light -- we have fellowship one with another, and the blood of Jesus Christ His Son doth cleanse us from every sin;
1 John 2:23
every one who is denying the Son, neither hath he the Father, he who is confessing the Son hath the Father also.
John 14:20
in that day ye shall know that I am in my Father, and ye in me, and I in you;
John 17:3
and this is the life age-during, that they may know Thee, the only true God, and him whom Thou didst send -- Jesus Christ;
1 Corinthians 1:9
faithful is God, through whom ye were called to the fellowship of His Son Jesus Christ our Lord.
2 Corinthians 13:14
the grace of the Lord Jesus Christ, and the love of God, and the fellowship of the Holy Spirit, is with you all! Amen.
Philippians 2:1
If, then, any exhortation is in Christ, if any comfort of love, if any fellowship of spirit, if any bowels and mercies,
Philippians 3:10
to know him, and the power of his rising again, and the fellowship of his sufferings, being conformed to his death,
Hebrews 3:14
for partakers we have become of the Christ, if the beginning of the confidence unto the end we may hold fast,

With his

1 John 5:10
He who is believing in the Son of God, hath the testimony in himself; he who is not believing God, a liar hath made Him, because he hath not believed in the testimony that God hath testified concerning His Son;
Colossians 1:13
who did rescue us out of the authority of the darkness, and did translate us into the reign of the Son of His love,
1 Thessalonians 1:10
and to wait for His Son from the heavens, whom He did raise out of the dead -- Jesus, who is rescuing us from the anger that is coming.

General references

Numbers 10:32
and it hath come to pass when thou goest with us, yea, it hath come to pass -- that good which Jehovah doth kindly with us -- it we have done kindly to thee.'
Mark 4:22
for there is not anything hid that may not be manifested, nor was anything kept hid but that it may come to light.
Luke 24:48
and ye -- ye are witnesses of these things.
John 20:30
Many indeed, therefore, other signs also did Jesus before his disciples, that are not written in this book;
Philippians 1:5
for your contribution to the good news from the first day till now,