John Gill - Exposition
John Gill
And the twain shall be one flesh,.... This is the remaining part of the citation out of Ge 2:24; [See comments on Matthew 19:5]; so then they are no more twain; but one flesh; as Adam and Eve were both by creation and marriage: and so two persons, a man and woman, being lawfully married together, become one flesh, or "one body", as the Arabic and Persic versions render the phrase; and therefore...