 तदहं स्वेन रूपेण रजन्यां ह्रस्वतां गतः।लङ्कामभिपतिष्यामि राघवस्यार्थसिद्धये।। 
 Therefore I shall transform myself into a tiny form and jump about the city of Lanka during night time in order to accomplish Raghavas purpose.    