Augustine of Hippo

"You have made known to Me the paths of life." You have made known through Me the paths of humiliation, that men might return to life, from whence they fell through pride; in whom because I am, "You have made known to Me." "You will fill Me with joy with Your countenance." You will fill them with joy, that they should seek nothing further, when they shall see You "face to face;" in whom because I am, "You will fill Me." "Pleasure is at Your right hand even to the end." Pleasure is in Your favour and mercy in this life's journey, …

Exposition on Psalm 16 ↗

Jerome

You have made known to me the ways of life; you will fill me with gladness with your countenance: delights are at your right hand unto the end. Because his flesh did not see corruption, and his soul was not left in hell, now after the resurrection, ascending to the heavens as victor, in the person of that man who had risen, he says, "You have made known to me the ways of life": that is, I have learned how men are freed from the underworld, by what means they may attain eternal life. …

Homily 61, on Psalm 15 ↗

Thomas Aquinas

The benefits that pertain to the soul he commemorates when he says, "You have made known." This refers to Christ for his members, and these are the teachings and precepts that are the way to beatitude. Prov. 7: "Keep my commandments, and you shall live"; and therefore he says, "You have made known to me the ways of life." Second he commemorates the benefit: where he says three things. First, the full vision of God: "You shall fill me with joy with your countenance," that is, I shall see your face. 1 Cor. …

Exposition on the Psalms of David ↗