Valmiki Ramayana 6.70.36

तमापन्तमाकाशे द्रुमवर्षं प्रतापवान्।त्रिशिरा निसितैर्बाणैश्चिच्छेद च ननाद च॥

tamāpantamākāśe drumavarṣaṃ pratāpavān |triśirā nisitairbāṇaiściccheda ca nanāda ca ||

Our plain-language meaning of this verse is waiting for scholar review.