NET
31 For this reason a man will leave his father and mother and will be joined to his wife, and the two will become one flesh.
Darby
31 Because of this a man shall leave his father and mother, and shall be united to his wife, and the two shall be one flesh.
KJV
31 For this cause shall a man leave his father and mother, and shall be joined unto his wife, and they two shall be one flesh.