The Arabs of the desert are the worst in disbelief and hypocrisy, and are least inclined to acknowledge the limits that Allah has revealed to his Messenger. Allah is All-Knowledgeable, All-Wise.
Meaning:-
hypocrisy: a situation in which someone pretends to believe something that they do not really
Inclined: Inclined means that you’re likely to do something, you’re leaning toward doing it, or you do it habitually.