Mahabharata 6.112.10

शैनेयोऽपि गुरोः पुत्रं सर्वमर्मसु भारतअताडयदमेयात्मा नवभिः कङ्कपत्रिभिः

śaineyo'pi guroḥ putraṃ sarvamarmasu bhārataatāḍayadameyātmā navabhiḥ kaṅkapatribhiḥ

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