 ते समालोक्य धूमाग्रमूचुर्भरतमागताः। नामनुष्ये भवत्यग्नि र्व्यक्तमत्रैव राघवौ।। 
  Having seen the column of smoke, they returned and informed Bharata, saying, In a place bereft of men, fire cannot exist. Clearly Rama and Lakshmana must be here only. 