Regarding it, there is a saying sung of old by king Yayati, and remembered, O sire, by all persons conversant with the Scriptures dealing with Liberation.
अत्र गाथाः पुरा गीताः शृणु राज्ञा ययातिना। धार्यन्ते या द्विजैस्तात मोक्षशास्त्रविशारदैः॥