What is the role of the Guru in helping a disciple achieve true knowledge, as described in Chapter 26?

Chapter 26 of the Shri Sai Satcharitra places supreme importance on the Guru for spiritual awakening. The text states that in this world, only the Guru is capable of granting the knowledge of Truth to a disciple. The devotee prays to Sai Baba to make their intellect turn inward and to grant them the ability to discriminate between the eternal and the temporary. The text emphasizes that true knowledge, which dissolves the illusion of the world, arrives when the time for awakening through the Guru’s word comes. The devotee expresses a desire to have unshakeable faith in the words of the Guru and Vedanta, acknowledging that the Guru's grace is essential to solve the mystery of existence.