Cyril of Alexandria

He explains in simplicity of words what took place: but prepares again another proof, that Israel ought justly to be cast off from their hope, and the aliens to be transplanted into it. For the Jews with their bitter and intolerable surmises, spitefully entreat Jesus manifoldly working miracles and radiant in God-befitting glory, and blush not to rage to so great an extent as to make Him an exile, and zealously to drive out of their city Him Who is the giver to them of all joy: while the Samaritans persuaded by the words of one …

Commentary on the Gospel of John, Book 2 ↗

Theophylact of Ohrid

Therefore, proving their faith by deeds, they asked Him to remain with them permanently. For "to stay" means precisely to settle completely. But He does not agree to this, and spends only two days with them.

Commentary on John ↗

Thomas Aquinas

Secondly, the fruit of her witness is shown in their coming to Christ: for faith gives rise to a desire for the thing believed. Accordingly, after they believed, they came to Christ, to be perfected by him. So he says, So when the Samaritans came to him. "Come to him, and be enlightened" (Ps 33:6); "Come to me, all you who labor and are burdened, and I will refresh you" (Mt 11:28). Thirdly, the fruit of her witness is shown in their desire: for a believer must not only come to Christ, but desire that Christ remain with him. …

Commentary on John ↗

Bonaventure

"When therefore the Samaritans had come to him, they asked him to remain there:" Luke 24: "Stay with us, for it is growing toward evening"; whereas the Jews cast him out. Chrysostom: "The Pharisees, seeing many signs, not only did not believe, but drove him away from the region." Whence it is said in Matthew 8, that "the whole city of the Gerasenes went out to meet Jesus, and seeing him, they asked him to depart from their borders." And the Lord condescended to the prayers of the Samaritans: whence it is said: "And he remained there …

Commentary on John, Chapter 4 ↗