Valmiki Ramayana Yuddha Kanda Sarga 101 Shloka 19

ततः then, महाशक्तिः of extraordinary energy, प्रतापवान् powerful leader, राक्षसेन्द्र Rakshasa king, प्रदीप्ताम् flaming, अशनीमिव thunderbolt like, शक्तिम् javelin, विभीषणस्य at Vibheeshana, चिक्षेप hurled

Then, endowed with extraordinary energy, the powerful leader of Rakshasas hurled a flaming thunderbolt like javelin at Vibheeshana.