Valmiki Ramayana Yuddha Kanda Sarga 71 Shloka 67
Original Shlokaतमापतन्तंनिशितंशरमाशीविषोपमम् ।।6.71.67।। अर्धचन्द्रेणचिच्छेदलक्ष्मणःपरवीरहा ।
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परवीरहा heroic destroyer of enemies, लक्ष्मणः Lakshmana, आपतन्तम् coming towards, आशीविषोपमम् venomous serpent like arrow, निशितम् sharp, तंशरम् that arrow, अर्धचन्द्रेण half moon shaped, चिच्छेद shattered.
Lakshmana, the heroic destroyer of enemies, shattered the venomous serpent like arrow with his sharp half moon shaped arrow.