Mahabharata 3.299.20
तथा धौम्येन धर्मज्ञो वाक्यैः संपरितोषितःशास्त्रबुद्ध्या स्वबुद्ध्या च न चचाल युधिष्ठिरः
tathā dhaumyena dharmajño vākyaiḥ saṃparitoṣitaḥśāstrabuddhyā svabuddhyā ca na cacāla yudhiṣṭhiraḥ
Our plain-language meaning of this verse is waiting for scholar review.