What are the key themes and events covered in Chapter 42 of the Sai Satcharitra?

Chapter 42 of the Sai Satcharitra serves as a pivotal chapter that transitions from discussing the general power of the Guru to the specific, momentous event of Sai Baba's Mahasamadhi. As mentioned in the chapter, it begins by reinforcing the concept of the Sadguru's grace, which removes the fear of worldly existence and opens the door to liberation. The text highlights that constantly remembering the Sadguru's feet causes obstacles to dissolve. The primary focus then shifts to the main narrative event of the chapter: a detailed account of Sai Baba leaving his physical body. The text explicitly states its intention to describe both Sai's nature and the circumstances of his departure, urging the reader to listen attentively for their own spiritual benefit.