Mahabharata 3.7.20

सोऽङ्कमादाय विदुरं मूर्ध्न्युपाघ्राय चैव हक्षम्यतामिति चोवाच यदुक्तोऽसि मया रुषा

so'ṅkamādāya viduraṃ mūrdhnyupāghrāya caiva hakṣamyatāmiti covāca yadukto'si mayā ruṣā

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