Mahabharata 1.176.35

एतत्कर्ता कर्म सुदुष्करं यः; कुलेन रूपेण बलेन युक्तःतस्याद्य भार्या भगिनी ममेयं; कृष्णा भवित्री न मृषा ब्रवीमि

etatkartā karma suduṣkaraṃ yaḥ; kulena rūpeṇa balena yuktaḥtasyādya bhāryā bhaginī mameyaṃ; kṛṣṇā bhavitrī na mṛṣā bravīmi

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