John Chrysostom

Now, should any one say, "And wherefore did Christ fulfill the devils' request, suffering them to depart into the herd of swine?" this would be our reply, that He did so, not as yielding to them, but as providing for many objects thereby. One, to teach them that are delivered from those wicked tyrants, how great the malice of their insidious enemies; another, that all might learn, how not even against swine are they bold, except He allow them; a third, that they would have treated those men more grievously than the swine, unless even …

Homily on the Gospel of Matthew 28 ↗

Augustine of Hippo

Though the words of the daemons are variously reported by the three Evangelists, yet this is no difficulty; for they either all convey the same sense, or may be supposed to have been all spoken. Nor again because in Matthew they speak in the plural, in the others in the singular number; because even the other two Evangelists relate that when asked his name, he answered, Legion, showing that the daemons were many. …

Catena Aurea by Aquinas ↗

Jerome

What have we to do with you, Jesus, Son of God? Have you come here before the time to torment us? Now there was a herd of many pigs feeding not far off from them. And the demons begged him, saying, 'This confession is not of free will, which is followed by the reward of the confessor, but of forced necessity, which compels unwillingly, as if fugitive slaves see their master after a long time: they only beg to be spared from the beatings.' So, demons, seeing the Lord suddenly present on earth, believed that they had …

Commentary on Matthew ↗

Thomas Aquinas

Now a herd of many swine was feeding at some distance from them. Here he touches on their malice, because they harm not only men but animals as well. Hence it is clear that this did not take place in Judea, because the Jews do not use swine.

Commentary on Matthew ↗