Valmiki Ramayana Sundara Kanda Sarga 54 Shloka 30
Original Shlokaहनूमता वेगवता वानरेण महात्मना। लङ्कापुरं प्रदग्धं तद्रुद्रेण त्रिपुरं यथा।।5.54.30।।
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वेगवता वानरेण by the vanara of great spped, महात्मना by the great self, हनूमता by Hanuman, तत् that, लङ्कापुरम् Lanka city, रुद्रेण by Rudra, त्रिपुरं यथा like Tripura, प्रदग्धम् was burnt.
Hanuman, endowed with great speed, burnt Lanka just as Tripurari, or Rudra burnt theTripuras (three cities of gold, silver and iron).