Sentence:  "One service more, "Sahib", since thou hast come so opportunely," said Lalun. "Wilt thou"–it is very nice to be <WSD>thou-ed</WSD> by Lalun–"take this old man across the City—the troops are everywhere, and they might hurt him for he is old—to the Kumharsen Gate?["] 
Meaning of the word marked with <WSD> tags:  To address (a person) using the pronoun "thou", especially as an expression of contempt or familiarity.