Mahabharata 8.6.18

कर्ण जानामि ते वीर्यं सौहृदं च परं मयितथापि त्वां महाबाहो प्रवक्ष्यामि हितं वचः

karṇa jānāmi te vīryaṃ sauhṛdaṃ ca paraṃ mayitathāpi tvāṃ mahābāho pravakṣyāmi hitaṃ vacaḥ

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