Separate from this a man will leave his father and mother behind, and will be bonded with his wife, and the two will be in one flesh.
Therefore a man shall leave his father and his mother, and shall cling to his wife, and the two (LXX/NT) shall be one flesh.
and said, For this reason a man will leave his father and mother behind, and will be bonded with his wife, and the two will be in one flesh?
Or know ye not that he who is joined to a harlot is one body? For, The two, he says, will be in one flesh.
This mystery is great, but I speak for Christ and for the church.