Valmiki Ramayana Yuddha Kanda Sarga 83 Shloka 2
Original Shlokaसौम्यनूनंहनुमताकृतंकर्मसुदुष्करम् । श्रूयते च यथाभीमस्सुमहावायुधस्वनः ।।6.83.2।।
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सौम्य gentle, सुमहान् very great, भीमः terrific, आयुधस्वनः sound of weapons, यथा like that, श्रूयते was heard, हनुमता Hanuman, सुदुष्करम् very difficult कर्म action, कृतम् done, नूनम् surely
"O gentle Jambavan! The terrifying sound of weapons is heard. Surely Hanuman has done a difficult task."