Valmiki Ramayana Yuddha Kanda Sarga 73 Shloka 37
Original Shlokaशरेणैकेन च हरीन्नवपञ्च च सप्त च । बिभेदसमरेक्रुद्धोराक्षसान् संप्रहर्षयन् ।।6.73.37।।
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क्रुद्धः angry, समरे in battlefield, राक्षसान् Rakshasas, संप्रहर्षयन् rejoiced, एकेन alone, शरेण with arrows, न्नव nine, पञ्च five, सप्त च and seven, हरीन् Vanaras, बिभेद tore into pieces.
Filled with anger, Indrajith alone with nine, five, seven arrows tore the Vanaras into pieces.