What are the main topics and events outlined in the introduction of Chapter 43 of the Shri Sai Satcharitra?

Chapter 43 of the Shri Sai Satcharitra serves to complete the narrative of Sai Baba's passing, which began in the previous chapter. As the text explains, this chapter provides a detailed account of several significant events. It describes how, as his death drew near, Sai listened to a Brahmin recite the Ramayana. Furthermore, Chapter 43 details the planning for his Samadhi (tomb) and a mysterious event referred to as the 'fall of the brick'. It also promises to recount an earlier incident where Baba raised his life breath for three days, leading people to believe he had passed, only for him to suddenly return to his body, startling everyone.