8th century desert dwellers would have had to be stupid indeed not to notice that puffy white clouds do not bring rain but that dark gray clouds do. Rainfall in a desert is an important event and one imagines they would have spent a lot of time noticing when it was likely and when it was not.
Don't need fucking allah as an explanation... any more than the Romans needed Boreas.
Don't need fucking allah as an explanation... any more than the Romans needed Boreas.