Catena Fidei

Ezekiel 36:25 (WEB)
I will sprinkle clean water on you, and you will be clean. I will cleanse you from all your filthiness and from all your idols.

Catechism · 2

§1287Article 2 · The Sacrament of ConfirmationRead at vatican.va
“This fullness of the Spirit was not to remain uniquely the Messiah's, but was to be communicated to the whole messianic people.” — Catechism footnote: Cf. Ezek 36:25-27; Joel 3:1-2.

§715Article 8 · "I Believe in the Holy Spirit"Read at vatican.va
“The prophetic texts that directly concern the sending of the Holy Spirit are oracles by which God speaks to the heart of his people in the language of the promise, with the accents of "love and fidelity."” — Catechism footnote: Cf. Ezek 11:19; 36:25-28; 37:1-14; Jer 31:31-34; and cf. Joel 3:1-5.

Cyril of Jerusalem, Catechetical Lectures Lecture 4
“He will sprinkle clean water upon you, and ye shall be cleansed from all your sin.” — editor's note: Ezek. xxxvi. 25.
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Cyril of Jerusalem, Catechetical Lectures Lecture 17
“And other texts thou heardest before, in what was said about Baptism; Then will I sprinkle clean water upon you, and the rest; a new heart also will I give you, and a new spirit will I put within you; and then immediately, And I will put My Spirit within you.” — editor's note: Ib. xxxvi. 25; Cat. iii. 16.
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Cyprian of Carthage, Epistles Letter 69
“…be cleansed from all your filthiness; and from all your idols will I cleanse you: a new heart also will I give you, and a new spirit will I put within you.”” — editor's note: Ezek. xxxvi. 25, 26.
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Cyprian of Carthage, Epistles Letter 75
“And I will give you a new heart, and a new spirit will I put within you.”” — editor's note: Ezek. xxxvi. 25, 26.
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Jerome, Letters Letter 69
“…among the heathen…then will I sprinkle clean water upon you, and ye shall be clean from all your filthiness…a new heart also will I give you and a new spirit.”” — editor's note: Ezek. xxxvi. 24–26. A.V. punctuates differently.
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Gregory of Nyssa, On the Baptism of Christ
“A new heart also will I give you, and a new spirit will I give you: and I will take away the stony heart out of your flesh, and I will give you an heart of flesh, and my Spirit will I put within you.”” — editor's note: Ez. xxxvi. 25–27 (not exactly as LXX.).
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