Catena Fidei

Ephesians 2:21 (WEB)
in whom the whole building, fitted together, grows into a holy temple in the Lord;

Catechism · 2

§756Paragraph 1 · The Church in God's PlanRead at vatican.va
“It is this holy city that is seen by John as it comes down out of heaven from God when the world is made anew, prepared like a bride adorned for her husband.” — Catechism footnote: LG 6; Cf. 1 Cor 3:9; Mt 21:42 and parallels; Acts 4:11; 1 Pet 2:7; PS 118:22; 1 Cor 3:11; 1 Tim 3:15; Eph 2:19-22; Rev 21:3; 1 Pet 2:5; Rev 21:1-2.

§797Paragraph 2 · The Church - People of God, Body of Christ, Temple of the Holy SpiritRead at vatican.va
“The Holy Spirit makes the Church "the temple of the living God":” — Catechism footnote: 2 Cor 6:16; cf. 1 Cor 3:16-17; Eph 2:21.

Augustine of Hippo, Harmony of the Gospels III.5Book III
“…gathered] partly out of the Hebrews, to whom He refers when He says “Abba,” and partly out of the Gentiles, to whom He refers when He says “Pater” [Father].” — editor's note: See Eph. ii. 11–22.
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Augustine of Hippo, Tractates on the Gospel of John Tractate 15
“Now the aliens were strangers and foreigners from the covenants of God.” — editor's note: Eph. ii. 11–22.
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Augustine of Hippo, Tractates on the Gospel of John Tractate 47
“Of these two flocks, as of two walls, is the corner-stone formed.” — editor's note: Eph. ii. 11–22.
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Clement of Alexandria, The Stromata, or Miscellanies VI.11Book VI
“Certainly He is called “the chief corner stone; in whom the whole building, fitly joined together, groweth into an holy temple of God,” according to the divine apostle.” — editor's note: Eph. ii. 20, 21.
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