Valmiki Ramayana Sundara Kanda Sarga 55 Shloka 29

तत्र there, तथा so, देव्याः queen's, धर्मपरिग्रहम् power of righteousness, चिन्तयन् while thinking, सः हनुमान् that Hanuman, महात्मनाम् of the great ones, चारणानाम् of charanas (heavenly birds moving in the sky), वाक्यम् word, शुश्राव heard.

As Hanuman was thinking so, he heard the words of the great charanas who were praising the queen's power of righteousness.