nāsikāntar-madhya-saṃyamāt kim atra savya-apasavya-sauṣumneṣu
sūtra
— by saṃyama on the inner middle of the nose (the center of breath); — what (need is there) here; — (for concern) over iḍā, piṅgalā, and suṣumnā channels
By saṃyama on the inner middle of the nose (the center of breath), what need is there (to dwell) on the iḍā, piṅgalā, or suṣumnā?