Valmiki Ramayana Yuddha Kanda Sarga 93 Shloka 2
Original Shlokaयुद्धेहतोमहाराजलक्ष्मणेनतवात्मजः । विभीषणसहायेनमिषतांनोमहाद्युतिः ।।6.93.2।।
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महाराज O King, तव your, महाद्युतिः highly glorious, आत्मजः son, युद्धे in battle, नः not, मिषताम् all of us were seeing, विभीषणसहायेन assisted by Vibheeshana, लक्ष्मणेन by Lakshmana, हतः killed
"O King! Your glorious son was killed by Lakshmana with the assistance of Vibheeshana, as we were witnessing."