John 15:26

But when the comforter is come, whom I will send to you from the Father, (even the Spirit of truth, which proceedeth from the Father,) He shall testify of me.

John 14:26

But the comforter, that is the Holy Spirit, whom the Father will send in my name, will teach you all things, and bring to your remembrance all that I have said unto you.

John 14:16-17

and He will give you another comforter to abide with you for ever:

Revelation 22:1

And he shewed me a pure river of the water of life, clear as crystal, proceeding out of the throne of God, and of the Lamb.

John 16:13-15

But when the Spirit of truth is come, He will guide you into all truth: for He will not speak of Himself; but whatsoever He shall hear, that will He speak, and will shew you things to come.

Luke 24:49

but do ye continue in the city of Jerusalem, till ye are endued with power from on high.

John 16:7

Nevertheless I tell you the truth, it is expedient for you that I should go away; for if I go not away, the comforter will not come unto you; but if I depart, I will send Him unto you.

Acts 2:32-33

This Jesus hath God raised up from the dead, of which we all are witnesses.

Acts 5:32

and we are his witnesses of what we declare; and so is the holy Spirit, whom God hath given to them that obey Him.

Acts 15:8

And God who knoweth the heart, bare witness to them, giving them the holy Spirit, as He had done also to us:

1 Corinthians 1:6

(even as the testimony of Christ was confirmed among you;)

Hebrews 2:4

God also testifying together with them by signs, and wonders, and divers miracles, and gifts of the holy Spirit, according to his own will.

1 John 5:6-10

This is He that came by water and by blood, even Jesus the Messiah; not with water only, but with water and blood: and of this the Spirit beareth witness, for the Spirit is truth.

John 8:42

Jesus said unto them, If God were your father, ye would love me: for I came forth, and do come, from God; neither came I of myself, but He sent me.

Treasury of Scripture Knowledge

Summary

But when the Comforter is come, whom I will send unto you from the Father, even the Spirit of truth, which proceedeth from the Father, he shall testify of me:

General references

Bible References

When

John 14:16
and He will give you another comforter to abide with you for ever:
John 16:7
Nevertheless I tell you the truth, it is expedient for you that I should go away; for if I go not away, the comforter will not come unto you; but if I depart, I will send Him unto you.
Luke 24:49
but do ye continue in the city of Jerusalem, till ye are endued with power from on high.
Acts 2:33
Therefore being exalted by the right hand of God, and having received of the Father the promise of the holy Spirit, He hath poured forth this gift, which ye now see and hear.

Which

John 8:42
Jesus said unto them, If God were your father, ye would love me: for I came forth, and do come, from God; neither came I of myself, but He sent me.
Revelation 22:1
And he shewed me a pure river of the water of life, clear as crystal, proceeding out of the throne of God, and of the Lamb.

He

John 16:14
He shall glorify me, for He shall take of mine and shew it unto you.
Acts 2:32
This Jesus hath God raised up from the dead, of which we all are witnesses.
Acts 5:32
and we are his witnesses of what we declare; and so is the holy Spirit, whom God hath given to them that obey Him.
Acts 15:8
And God who knoweth the heart, bare witness to them, giving them the holy Spirit, as He had done also to us:
1 Corinthians 1:6
(even as the testimony of Christ was confirmed among you;)
Hebrews 2:4
God also testifying together with them by signs, and wonders, and divers miracles, and gifts of the holy Spirit, according to his own will.
1 John 5:6
This is He that came by water and by blood, even Jesus the Messiah; not with water only, but with water and blood: and of this the Spirit beareth witness, for the Spirit is truth.

General references

Hebrews 10:15
And of this the holy Ghost also beareth witness with us: