Besides the main story, what other topics or future events are mentioned at the end of Chapter 5?

The conclusion of Chapter 5, titled 'The Re-appearance of Shri Sai,' not only wraps up the story of Devidas but also previews subjects to be covered in later narratives. As stated in this chapter, the author, Hemadpant, promises to tell even more profound stories. He specifically mentions several upcoming topics, including the original state of the mosque, the difficulty involved in paving its floor, and the unresolved mystery of whether Sai Baba was of Hindu or Muslim lineage. The chapter also foreshadows stories of how Baba experienced the sufferings of his devotees through acts like washing clothes, grinding grain, and performing Khanda-yoga.