Mahabharata 6.40.10

न द्वेष्ट्यकुशलं कर्म कुशले नानुषज्जतेत्यागी सत्त्वसमाविष्टो मेधावी छिन्नसंशयः

na dveṣṭyakuśalaṃ karma kuśale nānuṣajjatetyāgī sattvasamāviṣṭo medhāvī chinnasaṃśayaḥ

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