nine o'clock
for that is said to be man 's best lullaby . You must consider yourself still subject to my orders . Go and lie down . You shall be called to breakfast at nine o'clock ; that will give you two hours ' rest . As for me , I shall fall asleep in a few moments . '' Maurice yielded . Madeleine did _ not _ fall asleep quite as soon as she predicted ; but , after a time , she sank into a refreshing slumber .