Mahabharata 1.125.14

तेन शब्देन महता पूर्णश्रुतिरथाब्रवीत्धृतराष्ट्रो नरश्रेष्ठो विदुरं हृष्टमानसः

tena śabdena mahatā pūrṇaśrutirathābravītdhṛtarāṣṭro naraśreṣṭho viduraṃ hṛṣṭamānasaḥ

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