Mahabharata 12.221.2

भीष्म उवाच · bhīṣma uvāca

मन एव मनुष्यस्य पूर्वरूपाणि शंसतिभविष्यतश्च भद्रं ते तथैव नभविष्यतः

mana eva manuṣyasya pūrvarūpāṇi śaṃsatibhaviṣyataśca bhadraṃ te tathaiva nabhaviṣyataḥ

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