Mahabharata 12.289.7
प्रत्यक्षहेतवो योगाः सांख्याः शास्त्रविनिश्चयाःउभे चैते मते तत्त्वे मम तात युधिष्ठिर
pratyakṣahetavo yogāḥ sāṃkhyāḥ śāstraviniścayāḥubhe caite mate tattve mama tāta yudhiṣṭhira
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book