Mahabharata 12.289.6

स्वपक्षे कारणं ग्राह्यं समर्थं वचनं हितम्शिष्टानां हि मतं ग्राह्यं त्वद्विधैः शिष्टसंमतैः

svapakṣe kāraṇaṃ grāhyaṃ samarthaṃ vacanaṃ hitamśiṣṭānāṃ hi mataṃ grāhyaṃ tvadvidhaiḥ śiṣṭasaṃmataiḥ

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