Mahabharata 5.152.29
द्रोणपुत्रं च कर्णं च भूरिश्रवसमेव चशकुनिं सौबलं चैव बाह्लीकं च महारथम्
droṇaputraṃ ca karṇaṃ ca bhūriśravasameva caśakuniṃ saubalaṃ caiva bāhlīkaṃ ca mahāratham
Our plain-language meaning of this verse is waiting for scholar review.