John 9:36

"Who is that, sir?" said the man, "tell me, that I may believe in him."

Romans 10:14

But how are they to invoke One in whom they do not believe? And how are they to believe in One of whom they have never heard? And how are they ever to hear, without a preacher?

Matthew 11:3

to ask him, "Are you the Coming One? Or are we to look out for someone else?"

John 1:38

Now Jesus turned, and when he observed them coming after him, he asked them, "What do you want?" They replied, "Rabbi" (which may be translated, 'teacher'), "where are you staying?"

Treasury of Scripture Knowledge

Summary

He answered and said, Who is he, Lord, that I might believe on him?

Bible References

Who

John 1:38
Now Jesus turned, and when he observed them coming after him, he asked them, "What do you want?" They replied, "Rabbi" (which may be translated, 'teacher'), "where are you staying?"
Matthew 11:3
to ask him, "Are you the Coming One? Or are we to look out for someone else?"