six o'clock
`` No , no , '' cried another , `` he 'll never hear a word of the packet till she 's half way to Leghorn . '' `` What did you tell him , William ? '' asked an elderly lady . `` To be back by six o'clock to-morrow morning , '' said the first speaker . `` Ay , but in what language did you speak ? '' `` I spoke Italian , and afterwards I said it in French ; for he does n't know one word of English . '' This was all I wanted ; I slipped noiselessly away , and , retiring to some distance behind the party , waited till I saw them descend the stairs to the boat .