Describe the key events that the prologue of Chapter 5 promises to narrate about Sai Baba.

The introduction to Chapter 5 of the Shri Sai Satcharitra serves as a prologue, outlining the significant stories that will be told. It promises to continue the narrative by explaining how Baba, after being 'hidden' for some time, reappeared in Shirdi as part of a Muslim wedding party accompanying Chand Patil. The chapter also promises to tell the holy story of how Baba himself carried water to create a garden and to recount his meetings with other saints, such as Gangagir, setting the stage for these important events in his life.