Mahabharata 12.326.30

अव्यक्तं पुरुषे ब्रह्मन्निष्क्रिये संप्रलीयतेनास्ति तस्मात्परतरं पुरुषाद्वै सनातनात्

avyaktaṃ puruṣe brahmanniṣkriye saṃpralīyatenāsti tasmātparataraṃ puruṣādvai sanātanāt

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