Cyril of Alexandria

The word of the holy apostles and Evangelists about the Savior made visible the message of the glory of the Savior. At that time they wrote words concerning his ineffable divinity, and they hymned his transcendent virtue, not placing him among the things that are born but above those things that have been called into being and in such a nature he was placed beside God the Father. At that time their words set forth the divine signs that are beyond wonder and its explanation.

Commentary On Isaiah 4:1.42:11-12 ↗

Clement of Alexandria

Well, in as much as the Word was from the first, He was and is the divine source of all things; but in as much as He has now assumed the name Christ, consecrated of old, and worthy of power, he has been called by me the New Song. This Word, then, the Christ, the cause of both our being at first (for He was in God) and of our well-being, this very Word has now appeared as man, He alone being both, both God and man-the Author of all blessings to us; by whom we, being taught to live well, are sent on our way to life eternal. …

Exhortation to the Heathen ↗

Jerome

Sing to God a new song: his praise from the ends of the earth: you who descend into the sea, and its fullness; islands and their inhabitants. LXX: Sing to the Lord a new song, his praise from the end of the earth, you who go down to the sea, and sail on it; the islands and those who inhabit them. …

Commentary on Isaiah ↗

Thomas Aquinas

822. Sing to the Lord. Here he invites to thanksgiving. And first, he enjoins praise, and especially upon the rustic, whether because of the distance of their habitation: from the ends of the earth, above: from the ends of the earth we have heard praises (Isa 24:16); or because of they are confined by the sea: you that go down to the sea, namely, sailors, and the fullness thereof, namely, of the sea, that is, let everything with which it is filled praise God: they that go down to the sea in ships (Ps 106:23-24).

Commentary on Isaiah ↗