Mahabharata 9.49.53

तस्य तद्वचनं श्रुत्वा उपदेशं चकार सःविधिं च योगस्य परं कार्याकार्यं च शास्त्रतः

tasya tadvacanaṃ śrutvā upadeśaṃ cakāra saḥvidhiṃ ca yogasya paraṃ kāryākāryaṃ ca śāstrataḥ

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