Mahabharata 5.6.9

विदुरश्चापि तद्वाक्यं साधयिष्यति तावकम्भीष्मद्रोणकृपाणां च भेदं संजनयिष्यति

viduraścāpi tadvākyaṃ sādhayiṣyati tāvakambhīṣmadroṇakṛpāṇāṃ ca bhedaṃ saṃjanayiṣyati

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