Who.

John 1:19, 22
And this was John's testimony when the Jews of Jerusalem sent priests and Levites to ask him, "Who are you?" . . .

John 10:24
So the Jews gathered around Him and demanded, "How long will You keep us in suspense? If You are the Christ, tell us plainly."

John 19:9
and he went back into the Praetorium. "Where are You from?" he asked. But Jesus gave no answer.

Luke 22:67
"If You are the Christ, tell us." Jesus answered, "If I tell you, you will not believe.

Even.

John 8:12
Once again, Jesus spoke to the people and said, "I am the light of the world. Whoever follows Me will never walk in the darkness, but will have the light of life."

John 5:17
But Jesus answered them, "To this very day My Father is at His work, and I too am working."