John the Apostle
John 3:2ESV·traditional attribution

This man came to Jesus by night and said to him, “Rabbi, we know that you are a teacher come from God, for no one can do these signs that you do unless God is with him.”

John Calvin Reformed @genevareformer

2. He came to Jesus by night. From the circumstance of his coming by night we infer that his timidity was excessive; for his eyes were dazzled, as it were, by the splendor of his own greatness and reputation. “De sa grandeur et reputation.” Perhaps too he was hindered by shame, for ambitious men think that their reputation is utterly ruined, if they have once...

Matthew Henry Presbyterian @wholebiblehenry

We found, in the close of the foregoing chapter, that few were brought to Christ at Jerusalem; yet here was one, a considerable one. It is worth while to go a great way for the salvation though but of one soul. Observe, I. Who this Nicodemus was. Not many mighty and noble are called; yet some are, and here was one.

Commenting on John 3:1-21

John Gill Reformed Baptist @doctorgill

Jesus answered and said unto him,.... Not to any express question put by Nicodemus; unless it can be thought, that a question of this kind might be asked, what is the kingdom of God, so much spoken of in thy ministry? and what is requisite to the seeing and enjoying of it?