Mahabharata 12.192.5

तस्यापरोक्षं विज्ञानं षडङ्गेषु तथैव चवेदेषु चैव निष्णातो हिमवत्पादसंश्रयः

tasyāparokṣaṃ vijñānaṃ ṣaḍaṅgeṣu tathaiva cavedeṣu caiva niṣṇāto himavatpādasaṃśrayaḥ

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