Augustine of Hippo

The Gentiles came from the streets and lanes, the heretics come from the hedges. For they who make a hedge seek for a division; let them be drawn away from the hedges, plucked asunder from the thorns. But they are unwilling to be compelled. By our own will, say they, will we enter. Compel them to enter, He says. Let necessity be used from without, thence arises a will.

Catena Aurea by Aquinas ↗

Ambrose of Milan

Or, He sends to the highways and about the hedges, because they are fit for the kingdom of God, who, not absorbed in the desire for present goods, are hastening on to the future, set in a certain fixed path of good will. And who like a hedge which separates the cultivated ground from the uncultivated, and keeps off the incursion of the cattle, know how to distinguish good and evil, and to hold up the shield of faith against the temptations of spiritual wickedness.

Catena Aurea by Aquinas ↗

Gregory the Dialogist

Hence it is said to the same servant: Go out into the highways and hedges, and compel them to come in, that my house may be filled. When the Lord invites certain ones from villages and streets to the supper, He clearly designates that people who had known how to keep the law under civilized society; but when He commands His guests to be gathered from highways and hedges, He doubtless seeks to gather a rustic people, that is, the Gentiles, of whose signification it is said through the Psalmist: Then shall all the trees of the forest …

Forty Gospel Homilies, Homily 36 ↗