Parallel
Ephesians 4:3
Patriarchal Greek New Testament (1904) · Berean Standard Bible
σπουδάζοντες τηρεῖν τὴν ἑνότητα τοῦ Πνεύματος ἐν τῷ συνδέσμῳ τῆς εἰρήνης.
and with diligence to preserve the unity of the Spirit through the bond of peace.