Valmiki Ramayana Yuddha Kanda Sarga 89 Shloka 9
Original Shlokaकिं न स्मरसितद्युद्धेप्रथमेमत्पराक्रमम् । निबद्धस्त्वंसहभ्रात्रायदाभुविविचेष्टसे ।।6.89.9।।
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त्वम् your, भ्रात्रास brother, निबद्धः bound, यदा that time, भुवि ground, विचेष्टसे fallen, प्रथमे first, युद्धे combat, तत् that, मत्पराक्रमम् my valour, न स्मरसि not rememberकिम् why
"Do you not remember that in the first combat your brother bound by me had fallen on the ground. Why do you not remember my valour?"