Catena Fidei

Psalm 40:3 (WEB)
He has put a new song in my mouth, even praise to our God. Many shall see it, and fear, and shall trust in the LORD.

Fathers and councils · 7

Cyril of Jerusalem, Catechetical Lectures Lecture 17
“For the heretics, who are most profane in all things, have sharpened their tongue against the Holy Ghost also, and have dared to utter impious things; as Irenæus the interpreter has written in his injunctions against heresies.” — editor's note: Ps. cxl. 3.
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John Cassian, Conferences I–X III.12Conference III
“…every moment to pray and say with David “Order my steps in thy paths that my footsteps slip not:” and “He hath set my feet upon a rock and ordered my goings:” that He Who is the unseen ruler of the human heart may vouchsafe to turn to the desire of virtue that will of ours, which is more readily inclined to vice…” — editor's note: Ps. xxxix. (xl.) 3.
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Augustine of Hippo, Expositions on the Psalms Psalm 40
““Even a hymn unto our God” (ver. 3).” — the author cites it
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Augustine of Hippo, Expositions on the Psalms Psalm 88
“Whence in another Psalm it is said, “Thou broughtest me out also of the pit of misery.”” — editor's note: Ps. xl. 3.
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Augustine of Hippo, The City of God XVIII.32Book XVIII
“The Lord God is my strength, and He will set my feet in completion; He will place me above the heights, that I may conquer in His song,” to wit, in that song of which something similar is said in the psalm, “He set my feet upon a rock, and directed my goings, and put in my mouth a new song, a hymn to our God.”” — editor's note: Ps. xl. 2, 3.
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Theodoret of Cyrus, Letters Letter 77
“…mouth, even praise unto our God,” that their example of life may become an example of salvation, that “many shall see it and fear and shall trust in the Lord.”” — editor's note: Ps. xl. 3
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Gregory of Nazianzus, Orations Oration 2
“…an instrument of Divine melody, awaking with glory, awaking right early, and laboring till it cleave to my jaws: before my feet had been set upon the rock, made like hart’s feet, and my footsteps directed in a godly fashion so that they should not well-nigh slip, nor slip at all; before all my members had become…” — editor's note: Ib. xviii. 33; xl. 3.
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