Mahabharat
परकर्षणाकर्षणाभ्याम अभ्याकर्ष विकर्षणैः आकर्षेतां तथान्यॊन्यं जानुभिश चाभिजघ्नतुः ॥ २-२१-१४ ॥
'And at times they struck each other with their knee-joints.' ॥ 2-21-14 ॥
english translation
parakarSaNAkarSaNAbhyAma abhyAkarSa vikarSaNaiH AkarSetAM tathAnyònyaM jAnubhiza cAbhijaghnatuH ॥ 2-21-14 ॥
hk transliteration by Sanscript