Definition Of An Obedient Wife And What Are Limits Of Obedience?
When Quran talk in general there is already a background to it. It donot specify everything. Just an example, Quran donot tell the stories of Qom AAd or Samood but ask to ponder upon it. Its because there is background info available to it.
Please also refer to the link below from 9:47 to 14:20 ilm-o-Hikmat 05-06-2016