John the Apostle
John 1:47ESV·traditional attribution

Jesus saw Nathanael coming toward him and said of him, “Behold, an Israelite indeed, in whom there is no deceit!”

John Calvin Reformed @genevareformer

47. Behold, one truly an Israelite. It is not on Nathanael’s own account that Christ bestows on him this commendation, but under his person he holds out a general doctrine. For, since many who boast of being believers are very far from being actually believers, it is of great importance that some mark should be found for distinguishing the true and genuine from the false.

Matthew Henry Presbyterian @wholebiblehenry

We have here the call of Philip and Nathanael. I. Philip was called immediately by Christ himself, not as Andrew, who was directed to Christ by John, or Peter, who was invited by his brother. God has various methods of bringing his chosen ones home to himself. But, whatever means he uses, he is not tied to any. 1. Philip was called in a preventing was: Jesus findeth Philip.

Commenting on John 1:43-51

John Gill Reformed Baptist @doctorgill

Jesus saw Nathanael coming to him,.... For notwithstanding his prejudices, he was a man of so much uprightness and honesty, that he thought Philip's request was very reasonable; and that it was but right, and fair, that he should see, and hear, and judge, for himself, whether the person Philip spoke of was the Messiah, or not; and therefore he came along with him; and...