What is the primary theme and purpose of Chapter 51 of the Sai Satcharitra as laid out in its introduction?

According to the introductory verses of Chapter 51 of the Sai Satcharitra, the primary purpose of narrating and listening to these accounts is spiritual purification. The author states that by engaging with the Sai Charitra, "both the listener and the speaker become pure." The chapter begins with salutations and uses metaphors, comparing the spiritual narrative to sandalwood that soothes heat or rain that brings joy, to emphasize its beneficial nature. The text explicitly mentions that the stories sanctify the ears of the listeners and the mouth of the speaker, setting a devotional tone and highlighting the sacred goal of the entire work.