Mahabharata 3.31.25

मणिः सूत्र इव प्रोतो नस्योत इव गोवृषःधातुरादेशमन्वेति तन्मयो हि तदर्पणः

maṇiḥ sūtra iva proto nasyota iva govṛṣaḥdhāturādeśamanveti tanmayo hi tadarpaṇaḥ

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