nine o'clock
So Dixon curiosity combined with her allegiance to urge Margaret to go to rest , which her appearance , as she lay on the sofa , showed but too clearly that she required . She did not speak except when spoken to ; she tried to smile back in reply to her father 's anxious looks and words of tender enquiry ; but , instead of a smile , the wan lips resolved themselves into a sigh . He was so miserably uneasy that , at last , she consented to go into her own room , and prepare for going to bed . She was indeed inclined to give up the idea that the inspector would call again that night , as it was already past nine o'clock . She stood by her father , holding on to the back of his chair . ` You will go to bed soon , papa , wo n't you ? Do n't sit up alone ! '