Mark 10:5 WEB

³  He answered, 'What did Moses command you?'

⁴  They said, 'Moses allowed a certificate of divorce to be written, and to divorce her.'

⁵  But Jesus said to them, 'For your hardness of heart, he wrote you this commandment.

⁶  But from the beginning of the creation, 'God made them male and female.

⁷  For this cause a man will leave his father and mother, and will join to his wife,