1 John 5:8

the Spirit and the water, and blood: and these three are one.

Matthew 26:26-28

And they eating, Jesus taking the bread, and blessing it, broke, and gave it to the disciples, and said, Take, eat; this is my body.

Matthew 28:19

Going, disciple all nations, baptizing them into the name of the Father and of the Son and of the Holy Ghost:

Mark 14:56

For many were testifying falsely against Him, and their testimonies were not equal.

John 15:26

When the Comforter, whom I will send to you from the Father, the Spirit of truth, who proceeds from the Father, may come, He will witness concerning me,

Acts 2:2-4

And suddenly there was a sound from heaven as of a mighty, rushing wind, and it filled all the house where they were sitting.

Acts 15:15

And to this corresponds the words of the prophet; as has been written,

Romans 8:16

The Spirit Himself witnesses along with our spirit, that we are the children of God.

2 Corinthians 1:22

Who also having sealed us, and given us the earnest of the Spirit in our hearts.

Hebrews 6:4

For it is impossible that those having been once enlightened, and tasted the heavenly gift, and have been made partakers of the Holy Ghost,

Hebrews 13:12

Therefore indeed Jesus, in order that he might sanctify the people by his own blood, suffered without the gate.

1 Peter 3:21

Which antitype baptism does even now save you, not the removal of the filth of the flesh, but the seeking after a good conscience toward God, through the resurrection of Jesus Christ:

1 John 5:6-7

He is the one having come through water and blood, Jesus Christ; not by water only, but by water and blood; the Spirit is the one who bears witness, because the Spirit is the truth.

Treasury of Scripture Knowledge

Summary

And there are three that bear witness in earth, the spirit, and the water, and the blood: and these three agree in one.

There

Bible References

There

1 John 5:7
Because there are three who are bearing witness,

The spirit

1 John 5:6
He is the one having come through water and blood, Jesus Christ; not by water only, but by water and blood; the Spirit is the one who bears witness, because the Spirit is the truth.
Matthew 26:26
And they eating, Jesus taking the bread, and blessing it, broke, and gave it to the disciples, and said, Take, eat; this is my body.
Matthew 28:19
Going, disciple all nations, baptizing them into the name of the Father and of the Son and of the Holy Ghost:
John 15:26
When the Comforter, whom I will send to you from the Father, the Spirit of truth, who proceeds from the Father, may come, He will witness concerning me,
Romans 8:16
The Spirit Himself witnesses along with our spirit, that we are the children of God.
Hebrews 6:4
For it is impossible that those having been once enlightened, and tasted the heavenly gift, and have been made partakers of the Holy Ghost,

The water

Acts 2:2
And suddenly there was a sound from heaven as of a mighty, rushing wind, and it filled all the house where they were sitting.
2 Corinthians 1:22
Who also having sealed us, and given us the earnest of the Spirit in our hearts.

The blood

Hebrews 13:12
Therefore indeed Jesus, in order that he might sanctify the people by his own blood, suffered without the gate.
1 Peter 3:21
Which antitype baptism does even now save you, not the removal of the filth of the flesh, but the seeking after a good conscience toward God, through the resurrection of Jesus Christ:

And these

Mark 14:56
For many were testifying falsely against Him, and their testimonies were not equal.
Acts 15:15
And to this corresponds the words of the prophet; as has been written,