And knew her not till she had brought forth her firstborn son: and he called his name JESUS.
All Commentaries on Matthew 1:25 Go To Matthew 1
Remigius of Rheims
Life returned by the same entrance through which death had entered in. By Adam's disobedience we were ruined, by Joseph’s obedience we all begin to be recalled to our former condition; for in these words is commended to us the great virtue of obedience, when it is said, “And Joseph rising from sleep, did as the Angel of the Lord had commanded him.”
Or, Took her so far, as that the nuptial rites being complete, she was called his wife; but not so far as to lie with her, as it follows, “And knew her not.”