John Chrysostom

But mark their faith and obedience. For though they were eagerly engaged in the employment of fishing, yet when they heard the command of Jesus, they delayed not, but forsook all and followed Him. Such is the obedience which Christ demands of us; we must not forego it, even though some great necessity urges us. Hence it follows, And having brought their ships to land.

Catena Aurea by Aquinas ↗

Augustine of Hippo

But the Lord did not depart from them, showing thereby that good and spiritual men, when they are troubled by the wickedness of the many, ought not to wish to abandon their ecclesiastical duties, that they might live as it were a more secure and tranquil life. But the bringing their ships to land, and forsaking all to follow Jesus, may represent the end of time, when those who have clung to Christ shall altogether depart from the storms of this world.

Catena Aurea by Aquinas ↗

Bede

And having drawn the ships to land, leaving everything behind, they followed him, which can signify the end of time, during which those who cling to Christ will entirely depart from such a sea. However, it should be known that this reading is not the same as the one in which Matthew and Mark narrate that two fishermen from their boats, first Peter and Andrew, then the sons of Zebedee, were called by the Lord. …

On the Gospel of Luke ↗

Bonaventure

Fourth, there is added the perfect imitation of the Master leading to perfect justice, when it is added: And having brought the boats to land, so that they might leave them there: whence it also follows: Having left all things; below in the fourteenth chapter: "Everyone among you who does not renounce all that he possesses cannot be my disciple." He says pointedly all things, because, as Gregory says, "so much was left behind by those who followed as could have been desired by those who did not follow"; and because all things could …

Commentary on Luke, Chapter 5 ↗