Mahabharata 3.181.6

अथ वा सुखदुःखेषु नृणां ब्रह्मविदां वरइह वा कृतमन्वेति परदेहेऽथ वा पुनः

atha vā sukhaduḥkheṣu nṛṇāṃ brahmavidāṃ varaiha vā kṛtamanveti paradehe'tha vā punaḥ

Our plain-language meaning of this verse is waiting for scholar review.