Valmiki Ramayana Kishkindha Kanda Sarga 17 Shloka 8
Original Shlokaतदस्त्रं तस्य वीरस्य स्वर्गमार्गप्रभावनम्। रामबाणासनक्षिप्तमावहत्परमां गतिम्4.17.8।।
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स्वर्गमार्गप्रभावनम् that which paves the way to heaven (for the dead), रामबाणा Rama's arrow, सनक्षिप्तम् released, तत् that, अस्त्रम् weapon, तस्य वीरस्य that hero's, परमां गतिम् supreme destination, आवहत् created
Rama's arrow released paved the way to heaven which was that hero's supreme destination.