But from the beginning of the creation God made them male and female.
All Commentaries on Mark 10:6 Go To Mark 10
Tertullian of Carthage
AD 220
I will call your attention to the law of monogamy. The very origin of the human race sanctions it. It is abundantly clear that God ordained it at the beginning as a pattern for posterity. For after he had made Adam, and had foreseen the necessity of providing a helpmate for him, he borrowed from his loins one alone. One woman only did he design for man.