Jerome

But Jesus, having mercy on them, touched their eyes: and immediately they saw, and followed him. He touches their eyes and provides as an artist what nature had not given. Or certainly what weakness had taken away, he restores with mercy. And immediately they saw, and followed him. Those who were previously sitting in Jericho, contracted and blind, had heard that he was passing by, and now they follow Jesus, not so much with their feet as with their virtues.

Commentary on Matthew ↗

Gregory the Dialogist

He sees and follows who puts into practice the good that he understands. But he sees and does not follow who indeed understands the good, but disdains to do good works. If therefore, dearest brothers, we now recognize the blindness of our pilgrimage, if by believing in the mystery of our Redeemer we sit by the wayside, if by praying daily we seek light from our Creator, if having been illuminated after our blindness we now see that same light through understanding, let us follow in our works the Jesus whom we perceive in our mind. …

Forty Gospel Homilies, Homily 2 ↗

Thomas Aquinas

They confessed him as God by saying Lord, and as man by calling him the Son of David. Therefore he had compassion on them. For he does all things from his mercy. Lamentations 3:22: it is of the Lord's mercies that we are not consumed. He touched their eyes, and immediately they saw. In the fact that he touched their eyes and they immediately saw, the humanity and divinity of Christ are indicated: for that he touched was the work of his humanity; but that he immediately gave sight was the work of his divinity. …

Commentary on Matthew ↗