Theophylact of Ohrid

This supper is prepared daily, and we are all called to the Kingdom which God prepared for people even before the creation of the world (Matt. 25:34). But we are not deemed worthy of it—some because of curiosity for wisdom, others because of love for material things, and still others because of love for the flesh. …

Commentary on Luke ↗

Gregory the Dialogist

But the sentence that is immediately added is greatly to be feared. Receive this with attentive ear of heart, my brothers and lords: insofar as you are sinners, my brothers; insofar as you are righteous, my lords. Receive this with attentive ear, so that you may feel it less at the judgment, the more fearfully you now hear it in preaching. …

Forty Gospel Homilies, Homily 36 ↗

Bede

"But I tell you, none of those men who were invited shall taste my banquet." Behold, He calls through Himself, He calls through angels, He calls through the Fathers, He calls through shepherds, He often calls through miracles, He often calls through scourges, sometimes He calls through the prosperity of this world, sometimes through adversity. Let no one disdain, lest while they excuse being called, when they wish to enter they may not be able to.

On the Gospel of Luke ↗

Bonaventure

Third, with regard to the rejection of the contemptuous, he adds: But I say to you, that none of those men who were invited and excused themselves shall taste my supper; because no one attains to that supper except the humble: Matthew chapter eighteen: "Unless you be converted and become as little children, you shall not enter into the kingdom of heaven"; hence also it is said in the Psalm: "How great is the multitude of your sweetness, O Lord, which you have hidden for those who fear you"! …

Commentary on Luke, Chapter 14 ↗