Mahabharata 12.304.8
द्विगुणं योगकृत्यं तु योगानां प्राहुरुत्तमम्सगुणं निर्गुणं चैव यथाशास्त्रनिदर्शनम्
dviguṇaṃ yogakṛtyaṃ tu yogānāṃ prāhuruttamamsaguṇaṃ nirguṇaṃ caiva yathāśāstranidarśanam
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book