ten o'clock
I shall come home early , and make you go to bed at nine o'clock , to punish you for your obstinacy . By the by , Edna , Hagar tells me that you frequently sit up till three or four o'clock , poring over those heathenish documents in my son 's cabinet . This is absurd , and will ruin your health ; and beside , I doubt if what you learn is worth your trouble . You must not sit up longer than ten o'clock . Give me my furs . '' Edna ate her dinner alone , and went into the library to practise a difficult music lesson ; but the spell of her new project was stronger than the witchery of music , and closing the piano , she ran into the `` Egyptian Museum , '' as Mrs. Murray termed her son 's sitting-room . The previous night she had been reading an account of the doctrines of Zoroaster , in which there was an attempt to trace all the chief features of the Zendavesta to the Old Testament and the Jews , and now she returned to the subject with unflagging interest .