How does Chapter 49 rank different spiritual practices, and which practice does it consider to be the most supreme?

In Chapter 49 of the Shri Sai Satcharita, a distinct hierarchy of spiritual practices is presented to emphasize a key teaching. The text explains that penance is considered greater than pilgrimages, vows, sacrifices, or charity. Moving up the hierarchy, the singing of Hari's name is deemed even greater than penance. However, the chapter culminates this comparison by emphatically stating that 'the meditation on one's own Guru is the greatest of all.' For Sai's followers, He alone is the object of meditation and worship, their most precious and protected treasure.