Gārgī’s initial query, framed as a direct address to the Brahman-knowing, shastra-versed Lord, immediately establishes the pragmatic core of this prakaraṇa. The question concerning the purification of the nāḍīs – channels through which prāṇa flows – moves beyond purely theoretical concepts of spiritual attainment. The invocation of “By what means…?” signals a desire for a concrete, actionable method, a recognition that the subtle physiology, governed by prāṇa and its intricate network of nāḍīs, is the very foundation upon which deeper yogic practices must be built. This approach aligns with the Upaniṣadic emphasis on experiential knowledge, where philosophical understanding is only valuable insofar as it informs and directs practical action; Gārgī’s inquiry is a direct challenge to any abstract discourse regarding brahman without an understanding of its manifestation within the embodied self. The emphasis on purification suggests an initial stage of preparation, a clearing of the energetic pathways before more advanced techniques are attempted, echoing the foundational importance of yama and niyama in preparing the mind and body for deeper meditative states.