John 8:28

So Jesus said, “When you lift up the Son of Man [on the cross], you will know then [without any doubt] that I am He, and that I do nothing on My own authority, but I say these things just as My Father taught Me.

John 3:14

Just as Moses lifted up the [bronze] serpent in the desert [on a pole], so must the Son of Man be lifted up [on the cross],

John 5:19

So Jesus answered them by saying, “I assure you and most solemnly say to you, the Son can do nothing of Himself [of His own accord], unless it is something He sees the Father doing; for whatever things the Father does, the Son [in His turn] also does in the same way.

John 5:30

“I can do nothing on my own initiative or authority. Just as I hear, I judge; and My judgment is just (fair, righteous, unbiased), because I do not seek My own will, but only the will of Him who sent Me.

John 3:11

I assure you and most solemnly say to you, we speak only of what we [absolutely] know and testify about what we have [actually] seen [as eyewitnesses]; and [still] you [reject our evidence and] do not accept our testimony.

Numbers 16:28-30

Then Moses said, “By this you shall know that the Lord has sent me to do all these works; for I do not act of my own accord.

Matthew 27:50-54

And Jesus cried out again with a loud [agonized] voice, and gave up His spirit [voluntarily, sovereignly dismissing and releasing His spirit from His body in submission to His Father’s plan].

John 6:38

For I have come down from heaven, not to do My own will, but to do the will of Him who sent Me.

John 8:24

That is why I told you that you will die [unforgiven and condemned] in your sins; for if you do not believe that I am the One [I claim to be], you will die in your sins.”

John 11:42

I knew that You always hear Me and listen to Me; but I have said this because of the people standing around, so that they may believe that You have sent Me [and that You have made Me Your representative].”

John 12:32-34

And I, if and when I am lifted up from the earth [on the cross], will draw all people to Myself [Gentiles, as well as Jews].”

John 12:49-50

For I have never spoken on My own initiative or authority, but the Father Himself who sent Me has given Me a commandment regarding what to say and what to speak.

John 16:10

about righteousness [personal integrity and godly character], because I am going to My Father and you will no longer see Me;

John 19:18

There they crucified Him, and with Him two others, one on either side, and Jesus between them.

Acts 2:41

So then, those who accepted his message were baptized; and on that day about 3,000 souls were added [to the body of believers].

Acts 4:4

But many of those who heard the message [of salvation] believed [in Jesus and accepted Him as the Christ]. And the number of the men came to be about 5,000.

Romans 1:4

and [as to His divine nature] according to the Spirit of holiness was openly designated to be the Son of God with power [in a triumphant and miraculous way] by His resurrection from the dead: Jesus Christ our Lord.

1 Thessalonians 2:15-16

who killed both the Lord Jesus and the prophets, and harassed and drove us out; and [they] continue to be highly displeasing to God and [to show themselves] hostile to all people,

Hebrews 2:2-3

For if the message given through angels [the Law given to Moses] was authentic and unalterable, and every violation and disobedient act received an appropriate penalty,

Treasury of Scripture Knowledge

Summary

Then said Jesus unto them, When ye have lifted up the Son of man, then shall ye know that I am he, and that I do nothing of myself; but as my Father hath taught me, I speak these things.

But

Bible References

When

John 3:14
Just as Moses lifted up the [bronze] serpent in the desert [on a pole], so must the Son of Man be lifted up [on the cross],
John 12:32
And I, if and when I am lifted up from the earth [on the cross], will draw all people to Myself [Gentiles, as well as Jews].”
John 19:18
There they crucified Him, and with Him two others, one on either side, and Jesus between them.

Then

Matthew 27:50
And Jesus cried out again with a loud [agonized] voice, and gave up His spirit [voluntarily, sovereignly dismissing and releasing His spirit from His body in submission to His Father’s plan].
Acts 2:41
So then, those who accepted his message were baptized; and on that day about 3,000 souls were added [to the body of believers].
Acts 4:4
But many of those who heard the message [of salvation] believed [in Jesus and accepted Him as the Christ]. And the number of the men came to be about 5,000.
Romans 1:4
and [as to His divine nature] according to the Spirit of holiness was openly designated to be the Son of God with power [in a triumphant and miraculous way] by His resurrection from the dead: Jesus Christ our Lord.
1 Thessalonians 2:15
who killed both the Lord Jesus and the prophets, and harassed and drove us out; and [they] continue to be highly displeasing to God and [to show themselves] hostile to all people,

And that

John 5:19
So Jesus answered them by saying, “I assure you and most solemnly say to you, the Son can do nothing of Himself [of His own accord], unless it is something He sees the Father doing; for whatever things the Father does, the Son [in His turn] also does in the same way.
John 6:38
For I have come down from heaven, not to do My own will, but to do the will of Him who sent Me.
John 11:42
I knew that You always hear Me and listen to Me; but I have said this because of the people standing around, so that they may believe that You have sent Me [and that You have made Me Your representative].”
John 12:49
For I have never spoken on My own initiative or authority, but the Father Himself who sent Me has given Me a commandment regarding what to say and what to speak.
Numbers 16:28
Then Moses said, “By this you shall know that the Lord has sent me to do all these works; for I do not act of my own accord.
Hebrews 2:2
For if the message given through angels [the Law given to Moses] was authentic and unalterable, and every violation and disobedient act received an appropriate penalty,

But

John 3:11
I assure you and most solemnly say to you, we speak only of what we [absolutely] know and testify about what we have [actually] seen [as eyewitnesses]; and [still] you [reject our evidence and] do not accept our testimony.