Can you analyze the distinction between 'destruction of delusion' and 'attainment of knowledge' as presented in Chapter 51, using the provided scriptural references?

Chapter 51 makes a subtle but profound distinction between destroying delusion and attaining knowledge, using Arjuna's experience in the Bhagavad Gita as a prime example. The chapter notes that Shri Krishna's pivotal question to Arjuna was whether his delusion had been destroyed, a question Arjuna affirmed by stating, "My delusion has vanished." As Chapter 51 emphasizes, Arjuna did not claim to have "attained" knowledge but rather confirmed the removal of a negative state—delusion, or ignorance (moha). The author clarifies that delusion and ignorance are synonymous. This framing, as detailed in Chapter 51, suggests that spiritual realization is less about acquiring something new (knowledge) and more about removing the obscurations that block one's innate wisdom.