Valmiki Ramayana Sundara Kanda Sarga 57 Shloka 13
Original Shlokaपर्वतेन्द्रं सुनाभं च समुपस्पृश्य वीर्यवान्।।5.57.13।। ज्यामुक्त इव नाराचो महावेगोऽभ्युपागतः।
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वीर्यवान् hero, पर्वतेन्द्रम् lord of mountains,सुनाभं च from the centre, समुपस्पृश्य touched fondly, ज्यामुक्तः telling everything, नाराचः इव like the arrow from a powerful bowstring, महावेगः with great speed, अभ्युपागतः went.
The valiant Hanuman touched the lord of mountains fondly and went with great speed just as an arrow released from the centre of a powerful bowstring.