Mahabharata 12.306.33

तत्रोपनिषदं चैव परिशेषं च पार्थिवमथ्नामि मनसा तात दृष्ट्वा चान्वीक्षिकीं पराम्

tatropaniṣadaṃ caiva pariśeṣaṃ ca pārthivamathnāmi manasā tāta dṛṣṭvā cānvīkṣikīṃ parām

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