Mahabharata 12.309.92
इदं द्वैपायनवचो हितमुक्तं निशम्य तुशुको गतः परित्यज्य पितरं मोक्षदेशिकम्
idaṃ dvaipāyanavaco hitamuktaṃ niśamya tuśuko gataḥ parityajya pitaraṃ mokṣadeśikam
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book