Mahabharata 13.147.20

उक्तो मार्गस्त्रयाणां च तत्तथैव समाचरजिज्ञासा तु न कर्तव्या धर्मस्य परितर्कणात्

ukto mārgastrayāṇāṃ ca tattathaiva samācarajijñāsā tu na kartavyā dharmasya paritarkaṇāt

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