Brahmaṇa-parīkṣā
Examination/Doctrine of the Pitṛs in Śrāddha Context
देवतानां हि पितरः पूर्वमाप्यायनं स्मृताः / न हि योगगतिः सूक्ष्मा पितॄणां ज्ञायते नरैः
devatānāṃ hi pitaraḥ pūrvamāpyāyanaṃ smṛtāḥ / na hi yogagatiḥ sūkṣmā pitṝṇāṃ jñāyate naraiḥ
Even for the gods, the Pitṛs are remembered as the prior source of nourishment. For the subtle yogic course of the Pitṛs is not known to human beings.