The Arabs of the desert are the worst in Unbelief and hypocrisy, and most fitted to be in ignorance of the command which Allah hath sent down to His Messenger: But Allah is All-knowing, All-Wise.
The bedouins are stronger in disbelief and hypocrisy and more likely not to know the limits of what [laws] Allah has revealed to His Messenger. And Allah is Knowing and Wise.