John the Apostle
John 4:36BSB·traditional attribution

Already the reaper draws his wages and gathers a crop for eternal life, so that the sower and the reaper may rejoice together.

John Calvin Reformed @genevareformer

36. And he who reapeth receiveth reward. How diligently we ought to devote ourselves to the work of God, he proves by another argument; namely, because a large and most excellent reward is reserved for our labor; for he promises that there will be fruit, and fruit not corruptible or fading.

Matthew Henry Presbyterian @wholebiblehenry

We have here the remainder of the story of what happened when Christ was in Samaria, after the long conference he had with the woman. I. The interruption given to this discourse by the disciples' coming. It is probable that much more was said than is recorded; but just when the discourse was brought to a head, when Christ had made himself known to her...

Commenting on John 4:27-42

John Gill Reformed Baptist @doctorgill

And he that reapeth receiveth wages,.... Angels are sometimes called reapers, and so are ministers of the Gospel here. The works and ministry of the apostles are here expressed by "reaping": for as in reaping, when the corn is ripe, the sickle is put in, and the corn is cut down, and laid to the ground, and then bound in sheaves, and gathered into the...