Mahabharata 14.42.24
द्विविधापीह विज्ञेया ब्रह्मयोनिः सनातनातपः कर्म च यत्पुण्यमित्येष विदुषां नयः
dvividhāpīha vijñeyā brahmayoniḥ sanātanātapaḥ karma ca yatpuṇyamityeṣa viduṣāṃ nayaḥ
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book