Mahabharata 11.15.18

इदं तत्समनुप्राप्तं विदुरस्य वचो महत्असिद्धानुनये कृष्णे यदुवाच महामतिः

idaṃ tatsamanuprāptaṃ vidurasya vaco mahatasiddhānunaye kṛṣṇe yaduvāca mahāmatiḥ

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