Chapter 39 mentions Sai Baba came for the 'upliftment of his devotees.' Who were these specific devotees, and what was Sai's purpose?

In Chapter 39, it is explained that Sai Baba took incarnation and came to Shirdi out of his own will, with the primary purpose of uplifting his devotees. The text specifically identifies these devotees as the 'dull-witted, the fallen, and the poor.' It further describes them as simple and faithful people who were without formal vows, penance, or sacraments. The chapter emphasizes Sai's compassionate mission by asking who else but him would uplift such individuals, highlighting his role as a savior for those who were spiritually and materially disadvantaged but possessed sincere faith.