What does Chapter 49 say about the hierarchy of spiritual practices, and where does meditating on the Guru fit in?

Chapter 49 establishes a clear hierarchy of spiritual merit. It begins by stating that penance is considered greater than pilgrimages, vows, sacrifices, or charity. Moving up the scale, the chapter posits that singing Hari's name is even greater than penance. However, the text culminates by declaring that the highest and most supreme practice of all is "the meditation on one's own Guru." For devotees, this chapter concludes, Sai alone is the object of meditation and worship, their most protected and secret treasure.