Mahabharata 5.70.66

अथ वा मूलघातेन द्विषतां मधुसूदनफलनिर्वृत्तिरिद्धा स्यात्तन्नृशंसतरं भवेत्

atha vā mūlaghātena dviṣatāṃ madhusūdanaphalanirvṛttiriddhā syāttannṛśaṃsataraṃ bhavet

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