Theophylact of Ohrid
Catena Aurea · Lukasevangelium 10
In that hour Jesus rejoiced in spirit, and said, I thank thee, O Father, Lord of heaven and earth, that thou hast hid these things from the wise and prudent, and hast revealed them unto babes: even so, Father; for so it seemed good in thy sight. All things are delivered to me of my Father: and no man knoweth who the Son is, but the Father; and who the Father is, but the Son, and he to whom the Son will reveal him.
As a loving father rejoices to see his sons do right, so Christ also rejoices that His Apostles were made worthy of such good things. Hence it follows, In that hour, &c.