John Chrysostom

And He not suddenly, but a long time before. For, "Tell," He saith, "them that are bidden;" and again, "Call them that were bidden;" which circumstance makes the charge against them heavier. And when were they bidden? By all the prophets; by John again; for unto Christ he would pass all on, saying, "He must increase, I must decrease;" by the Son Himself again, "Come unto me, all ye that labor and are heavy laden, and I will refresh you;" and again, "If any man thirst, let him come unto me, and drink." But not by words only, but also …

Homily on the Gospel of Matthew 69 ↗

Augustine of Hippo

All the faithful know the story of the marriage of the king's son, and his feast. They know that the Lord's table is open to all who are willing correctly to receive it. But it is important that each one examines how he approaches, even when he is not forbidden to approach.The holy Scriptures teach us that there are two feasts of the Lord: one to which the good and evil come, the other to which the evil do not come. So then the feast of which we have just now heard when the gospel was being read has both good and evil guests. …

Sermon 90.1 ↗

Jerome

And he sent his servant to call the invited guests to the wedding, but they did not want to come. There is no doubt that it refers to Moses, through whom the Law was given to the invited guests. But if we read it in reference to the servants, as most copies have it, it should be understood as referring to the prophets, who were ignored by those invited through them.

Commentary on Matthew ↗

Gregory the Dialogist

Therefore he sent his servants to invite friends to this wedding. He sent once, he sent again, because he made the preachers of the Lord's incarnation first prophets, and afterward apostles. Thus he sent servants twice to invite, because he both declared the incarnation of the Only-begotten as future through the prophets, and announced it as accomplished through the apostles. …

Forty Gospel Homilies, Homily 38 ↗