Mahabharata 5.50.11
उद्वेपते मे हृदयं यदा दुर्योधनादयःबाल्येऽपि तेन युध्यन्तो वारणेनेव मर्दिताः
udvepate me hṛdayaṃ yadā duryodhanādayaḥbālye'pi tena yudhyanto vāraṇeneva marditāḥ
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book