What are the main themes introduced at the beginning of Chapter 42 before it discusses Sai Baba's passing?

Chapter 42 of the Sai Satcharitra begins by extolling the virtues and grace of the Sadguru. It emphasizes that by constantly remembering the Sadguru's feet, the fear of worldly existence is removed, unhappiness turns into happiness, and the path to ultimate liberation is opened. The text states that by the Guru's grace, even death shall meet its death and the sorrows of life are forgotten. As mentioned in Chapter 42, hearing the stories of a capable Guru like Sai leads to great holiness. This section serves as a prelude, reminding the reader of the Guru's power before delving into the profound event of his Mahasamadhi.