John 16:8

And He, when He comes, will convict the world about [the guilt of] sin [and the need for a Savior], and about righteousness, and about judgment:

John 8:46

Which one of you [has proof and] convicts Me of sin? If I speak truth, why do you not believe Me?

Zechariah 12:10

“I will pour out on the house of David and on the people of Jerusalem, the Spirit of grace (unmerited favor) and supplication. And they will look at Me whom they have pierced; and they will mourn for Him as one mourns for an only son, and they will weep bitterly over Him as one who weeps bitterly over a firstborn.

John 8:9

They listened [to His reply], and they began to go out one by one, starting with the oldest ones, until He was left alone, with the woman [standing there before Him] in the center of the court.

Acts 2:37

Now when they heard this, they were cut to the heart [with remorse and anxiety], and they said to Peter and the rest of the apostles, “Brothers, what are we to do?”

Acts 16:29-30

Then the jailer called for torches and rushed in, and trembling with fear he fell down before Paul and Silas,

1 Corinthians 14:24

But if all prophesy [foretelling the future, speaking a new message from God to the people], and an unbeliever or outsider comes in, he is convicted [of his sins] by all, and he is called to account by all [because he can understand what is being said];

Jude 1:15

to execute judgment upon all, and to convict all the ungodly of all the ungodly deeds they have done in an ungodly way, and of all the harsh and cruel things ungodly sinners have spoken against Him.”

Treasury of Scripture Knowledge

Summary

And when he is come, he will reprove the world of sin, and of righteousness, and of judgment:

Bible References

He will

Zechariah 12:10
“I will pour out on the house of David and on the people of Jerusalem, the Spirit of grace (unmerited favor) and supplication. And they will look at Me whom they have pierced; and they will mourn for Him as one mourns for an only son, and they will weep bitterly over Him as one who weeps bitterly over a firstborn.
Acts 2:37
Now when they heard this, they were cut to the heart [with remorse and anxiety], and they said to Peter and the rest of the apostles, “Brothers, what are we to do?”
Acts 16:29
Then the jailer called for torches and rushed in, and trembling with fear he fell down before Paul and Silas,

Reprove

John 8:9
They listened [to His reply], and they began to go out one by one, starting with the oldest ones, until He was left alone, with the woman [standing there before Him] in the center of the court.
1 Corinthians 14:24
But if all prophesy [foretelling the future, speaking a new message from God to the people], and an unbeliever or outsider comes in, he is convicted [of his sins] by all, and he is called to account by all [because he can understand what is being said];
Jude 1:15
to execute judgment upon all, and to convict all the ungodly of all the ungodly deeds they have done in an ungodly way, and of all the harsh and cruel things ungodly sinners have spoken against Him.”