For all of today’s outrage over polygamy the fact is that it is still widely practiced. Men any more are serial polygamists marrying or living with one woman after another and then abandoning them for another. The few men who commit to multiple women are for some reason considered deviant.
The article posted is not scriptural.
God does not “permit” sin because of human rebelliousness.
No, MOSES allowance of divorce does not demonstrate that GOD makes allowances for sin.
The author needs to study more scripture and less humanism.