John 8:46

And if I speak truth, why do ye not believe me?

Hebrews 4:15

for we have not an high-priest who cannot sympathize with our infirmities, but was in all respects tempted in like manner with us, yet without sin.

Matthew 21:25

The baptism of John, whence was it? from heaven, or of men? And they reasoned with themselves saying, If we say, from heaven, He will reply, Why then did ye not believe him?

Mark 11:31

And they reasoned among themselves, saying, If we say, from heaven; He will say, why then did ye not believe him?

John 8:7

And as they continued asking Him, He raised himself up and said unto them, "Let him that is without sin among you, first cast a stone at her."

John 14:30

I shall not have much more conversation with you: for the prince of this world is coming; not that he hath any thing in me,

John 15:10

and if ye keep my commandments ye will continue in my love; even as I have kept my Father's commandments, and continue in his love.

John 16:8

And when He comes, He will convince the world of sin, and of righteousness, and of judgement:

John 18:37

Pilate therefore said unto Him, Art thou then a king? Jesus answered, Thou sayest right, I am a king. For this end was I born, and for this came I into the world, even that I might bear witness to the truth. Every one that is of the truth, heareth my voice.

2 Corinthians 5:21

For He hath made Him, who knew no sin, to be a sin-offering for us, that in Him we might be made righteous before God.

Hebrews 7:26

For such an high-priest was meet for us, who was holy, harmless, undefiled, separate from sinners, and higher than the heavens;

1 Peter 2:22

Who did no sin, neither was guile found in his mouth:

Treasury of Scripture Knowledge

Summary

Which of you convinceth me of sin? And if I say the truth, why do ye not believe me?

General references

Bible References

Convinceth

John 8:7
And as they continued asking Him, He raised himself up and said unto them, "Let him that is without sin among you, first cast a stone at her."
John 14:30
I shall not have much more conversation with you: for the prince of this world is coming; not that he hath any thing in me,
John 15:10
and if ye keep my commandments ye will continue in my love; even as I have kept my Father's commandments, and continue in his love.
John 16:8
And when He comes, He will convince the world of sin, and of righteousness, and of judgement:
2 Corinthians 5:21
For He hath made Him, who knew no sin, to be a sin-offering for us, that in Him we might be made righteous before God.
Hebrews 4:15
for we have not an high-priest who cannot sympathize with our infirmities, but was in all respects tempted in like manner with us, yet without sin.
Hebrews 7:26
For such an high-priest was meet for us, who was holy, harmless, undefiled, separate from sinners, and higher than the heavens;
1 Peter 2:22
Who did no sin, neither was guile found in his mouth:

Why

Matthew 21:25
The baptism of John, whence was it? from heaven, or of men? And they reasoned with themselves saying, If we say, from heaven, He will reply, Why then did ye not believe him?
Mark 11:31
And they reasoned among themselves, saying, If we say, from heaven; He will say, why then did ye not believe him?

General references

John 16:9
of sin, because they believe not on me;