 स भूत्वा सुमहाकायो हनुमान्मारुतात्मजः।धृष्टमास्फोटयामास लङ्कां शब्देन पूरयन्।। 
 Hanuman, son of Maruti, enlarged his body to a huge size and patted himself wildly  making loud noise that echoed the entire Lanka. 