Parallel
Ephesians 5:32
Patriarchal Greek New Testament (1904) · Berean Standard Bible
τὸ μυστήριον τοῦτο μέγα ἐστίν, ἐγὼ δὲ λέγω εἰς Χριστὸν καὶ εἰς τὴν ἐκκλησίαν.
This mystery is profound, but I am speaking about Christ and the church.