Paumacariya 71.63

71.63

aha tassa rakkhasatthaṁ, visajjiya rāvaṇēṇa aïghōraṁ
dhammatyēṇa paṇāsaï, taṁ dasarahanandaṇō sigdhaṁ

Then a most dread Rākṣasa weapon was released by Rāvaṇa against him; / Daśaratha's son swiftly destroyed it with a Dharma weapon.