“I will make him pay more heavily than the sultan would,” Ben Ibyn said sternly; “I will speak to my friends among the merchants, and henceforth no Berber will buy aught from him; and we have hitherto been his best customers. But let us not waste our time in speaking of this wretch. How comes it that you are walking freely in the streets of Tripoli? I can see that your face is stained, although you are no longer a Nubian.”