Mahabharata 3.12.35

अद्याहमनृणो भूत्वा भ्रातुः सख्युस्तथैव चशान्तिं लब्धास्मि परमां हत्व राक्षसकण्टकम्

adyāhamanṛṇo bhūtvā bhrātuḥ sakhyustathaiva caśāntiṃ labdhāsmi paramāṃ hatva rākṣasakaṇṭakam

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