Mark 10:6-9 But from the beginning of the creation, 'God made them male and female.

Williams⁽ⁱ⁾ ⁶ But from the beginning of the creation, 'God made them male and female. ⁷ Therefore, a man must leave his father and mother, ⁸ and he and his wife must become one,' so they are no longer two but one. ⁹ Therefore, what God has joined together man must stop separating."