Ramayana
निःश्वसन्तं यथा नागं रावणं वानरर्षभः । आसाद्य परमोद्विग्नस्सोपासर्पत्सुभीतवत् ॥ ५-१०-१२
Having reached Ravana, who was breathing (hissing) like a snake, Hanuman was for a moment frightened and drew away from him as if he was put to terrible fear. ॥ 5-10-12॥
english translation
niHzvasantaM yathA nAgaM rAvaNaM vAnararSabhaH । AsAdya paramodvignassopAsarpatsubhItavat ॥ 5-10-12
hk transliteration by Sanscript