John Calvin Reformed @genevareformer

32. This is a great mystery. He concludes by expressing his astonishment at the spiritual union between Christ and the church. This is a great mystery; by which he means, that no language can explain fully what it implies. It is to no purpose that men fret themselves to comprehend, by the judgment of the flesh, the manner and character of this union; for here...

Matthew Henry Presbyterian @wholebiblehenry

Here the apostle begins his exhortation to the discharge of relative duties. As a general foundation for these duties, he lays down that rule Eph 5:21. There is a mutual submission that Christians owe one to another, condescending to bear one another's burdens: not advancing themselves above others, nor domineering over one another and giving laws to one another.

Commenting on Ephesians 5:21-33

Albert Barnes Presbyterian @notesbybarnes

Verse 32. This is a great mystery. The Latin Vulgate translates this, sacramenturn hoc magnum est--" this is a great sacrament"--and this is the proof, I suppose, and the only proof adduced by the Papists, that marriage is a sacrament. But the original here conveys no such idea.