Mark 10:4-7

4They said, “Moses permitted a man to write a certificate of divorce and send her away.” 5“It was because your hearts were hard that Moses wrote you this law,” Jesus replied. 6“But at the beginning of creation God ‘made them male and female.’ Gen. 1:27 7‘For this reason a man will leave his father and mother and be united to his wife, Some early manuscripts do not have and be united to his wife.