Valmiki Ramayana Kishkindha Kanda Sarga 16 Shloka 36

ततः then, महातेजाः powerful, वीयौत्सक्तः proud of his strength, कपीश्वरः king of monkeys, वाली Vali, तेन by such, वेगेन with speed, अभिहतः was hit, महीतले on the earth, निपपात fell down

Then the powerful monkey king Vali, who was proud of his might, fell down on earth, struck by the fast flying arrow.