Catena Fidei

Philippians 4:13 (WEB)
I can do all things through Christ who strengthens me.

Catechism · 2

§1460Article 4 · The Sacrament of Penance and ReconciliationRead at vatican.va
“These fruits have their efficacy from him, by him they are offered to the Father, and through him they are accepted by the Father.” — Catechism footnote: Council of Trent (1551): DS 1691; cf. Phil 4:13; 1 Cor 1:31; 2 Cor 10:17; Gal 6:14; Lk 3:8[ETML:C/].

§273Paragraph 3 · The AlmightyRead at vatican.va
“This faith glories in its weaknesses in order to draw to itself Christ's power.” — Catechism footnote: Cf. 2 Cor 12:9; Phil 4:13.

Origen, Against Celsus VIII.70Book VIII
“Should He even wish us again to contend and struggle for our religion, let the enemy come against us, and we will say to them, “I can do all things, through Christ Jesus our Lord, which strengtheneth me.”” — editor's note: Phil. iv. 13.
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Origen, De Principiis III.3Book III
“And therefore Paul exclaims with confidence, “I can do all things through Christ, who strengtheneth me;” and again, “I laboured more abundantly than they all; yet not I, but the grace of God which was with me.”” — editor's note: Phil. iv. 13.
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Cyril of Jerusalem, Catechetical Lectures Lecture 22
“…armour of the Holy Ghost, are to stand against the power of the adversary, and vanquish it, saying, I can do all things through Christ which strengtheneth me.” — editor's note: Phil. iv. 13.
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John Cassian, Conferences I–X VI.10Conference VI
“I can do all things in Him which strengtheneth me.”” — editor's note: Phil. iv. 11–13.
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Augustine of Hippo, Confessions X.31Book X
“I can do all things through Christ which strengtheneth me.”” — editor's note: Phil. iv. 11–14.
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Augustine of Hippo, Confessions XIII.26Book XIII
“I can do all things through Christ which strengtheneth me.”” — editor's note: Ibid. vers. 11–13.
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Athanasius of Alexandria, Festal and Personal Letters Festal Letters.8Festal Letters
“But the man who is in Christ, combating those things that are contrary, and opposing wrath by long-suffering, contumely by meekness, and vice by virtue, obtains the victory, and exclaims, ‘I can do all things through Christ Who strengtheneth me;’ and, ‘In all these things we are conquerors through Christ Who loved us.’” — editor's note: Phil. iv. 13; Rom. viii. 37.
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Clement of Alexandria, The Stromata, or Miscellanies IV.15Book IV
“I can do all things through Him who strengtheneth me.”” — editor's note: Phil. iv. 11–13.
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