John 8:25

So, they said to Him, "Who are you?" Jesus answered, "Why am I even speaking to you at all? [Note: The Greek words of this difficult passage are not real clear]

John 1:19

And this is the testimony John [the Immerser] gave when the Jews sent priests and Levites from Jerusalem to ask him, "Who are you?" [Note: Levites were men who assisted the priests in the Temple service].

Luke 22:67

"Tell us if you are the Christ [i.e., God's specially chosen one]." But He replied, "You would not believe me if I [did] tell you [who I am].

John 1:22

So, they asked him [again], "[Then], who are you? We need to take back an answer to those who sent us. What do you say about yourself?"

John 5:17-29

But Jesus said to them, "My Father is continuing to work and I am working."

John 8:12

So, Jesus spoke to them again [i.e., to the Jewish authorities. See 7:45], saying, "I am the light of the world. The person who becomes my follower will never live in [spiritual] darkness, but have the light of [i.e., for his] life [i.e., followers of Jesus will not live in error and sin but in truth and righteousness]."

John 10:24

Some Jewish [authorities] gathered around Him and asked, "How long will you hold us in suspense? If you [really] are the Christ, tell us plainly."

John 19:9

and went back into the headquarters again and said to Jesus, "Where did you come from?" But Jesus did not answer him.

Treasury of Scripture Knowledge

Summary

Then said they unto him, Who art thou? And Jesus saith unto them, Even the same that I said unto you from the beginning.

Bible References

Who

John 1:19
And this is the testimony John [the Immerser] gave when the Jews sent priests and Levites from Jerusalem to ask him, "Who are you?" [Note: Levites were men who assisted the priests in the Temple service].
John 10:24
Some Jewish [authorities] gathered around Him and asked, "How long will you hold us in suspense? If you [really] are the Christ, tell us plainly."
John 19:9
and went back into the headquarters again and said to Jesus, "Where did you come from?" But Jesus did not answer him.
Luke 22:67
"Tell us if you are the Christ [i.e., God's specially chosen one]." But He replied, "You would not believe me if I [did] tell you [who I am].

Even

John 8:12
So, Jesus spoke to them again [i.e., to the Jewish authorities. See 7:45], saying, "I am the light of the world. The person who becomes my follower will never live in [spiritual] darkness, but have the light of [i.e., for his] life [i.e., followers of Jesus will not live in error and sin but in truth and righteousness]."
John 5:17
But Jesus said to them, "My Father is continuing to work and I am working."