According to the introduction of Chapter 51, which devotees' stories are set to be narrated?

The introduction to Chapter 51 explicitly states that the author will narrate several significant accounts. The primary story previewed is the 'marvelous account of how Kakasaheb was established in Shirdi.' This chapter promises to detail the history of his 'rinanubandh,' or bond from past lives, with Shirdi and his firm relationship with Sai. While his stories are widely known, this chapter aims to reveal how he first came to Shirdi. The text also mentions that along with this, it will describe three stories of three other devotees, which are intended to soothe the hearts of the listeners.