Book Four: The Book of the Etiquette of Sleeping, Lying and Sitting, etc.

Chapter 127 :What is to be said at the time of Sleeping
Chapter 128 :Manners of Lying down on one's back and placing one leg upon the Other
Chapter 129 :Etiquette of Attending company and sitting with Companions
Chapter 130 :Visions in Dream and matters relating to them