Theophylact of Ohrid

So when even was come, the lord of the vineyard saith unto his steward, Call the labourers, and give them their hire, beginning from the last unto the first. And when they came that were hired about the eleventh hour, they received every man a penny. But when the first came, they supposed that they should have received more; and they likewise received every man a penny. …

Commentary on Matthew ↗

Gregory the Dialogist

Did not the thief come at the eleventh hour, who, even if he did not have time through age, yet had it late through punishment, who confessed God on the cross, and breathed out the spirit of life almost with the voice of his sentence? The householder began to give the denarius from the last, because he led the thief to the rest of paradise before Peter.

Forty Gospel Homilies, Homily 19 ↗

Thomas Aquinas

And when evening had come, etc. Here he treats of the remuneration. And first is set forth the remuneration; secondly, the murmuring; thirdly, the response. Regarding the first, he does two things. First, the time is set forth; secondly, the person commissioning; thirdly, the person to whom it is committed. The time is set forth: and when evening had come, etc. And this can be understood either of the end of life or of the end of the world. Psalm 29:6: in the evening weeping shall have place, because the light of the world fails. …

Commentary on Matthew ↗

Remigius of Rheims

Or, the Lord Jesus Christ Himself is the master of the household, and also the steward, like as He is the door, and also the keeper of the door. For He Himself will come to judgment, to render to each man according to that he has done. He therefore calls His labourers, and renders to them their wages, so that when they shall be gathered together in the judgment, each man shall receive according to his works.

Catena Aurea by Aquinas ↗