According to Chapter 49, what is the hierarchy of spiritual practices, and what is considered the most supreme for a devotee?

Chapter 49 outlines a clear hierarchy of spiritual endeavors. The text states that penance is considered greater than pilgrimages, vows, sacrifices, or charity. Moving further up the scale, the singing of Hari's name is deemed even greater than penance. However, the author explicitly declares that the most supreme practice of all is the meditation on one's own Guru. For followers of Sai, this means that Sai alone should be the object of meditation and worship. This singular focus on the Guru is presented as the ultimate path, surpassing all other forms of spiritual discipline and devotion.