Valmiki Ramayana Yuddha Kanda Sarga 50 Shloka 30
Original Shlokaहरयस्तुविजानन्तिपार्वतीस्तामहौषधीः । सञ्जीवकरणींदिव्यांविशल्यांदेवनिर्मिताम् ।।6.50.30।।
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हरयः monkeys, पार्वतीः mountains, ताःमहौषधीः that supreme medicine, दिव्याम् wonderful, सञ्जीवकरणीम् Sanjeevakarani, देवनिर्मिताम् for the cause of Devatas विशल्याम् Visalyakarani, विजा s नन्ति known to Brahma.
"Those monkeys only know the supreme medicine available in the mountains. They have to get Sanjeevakarani and Visalyakarani known to Brahma."