Valmiki Ramayana Aranya Kanda Sarga 6 Shloka 1
Original Shlokaशरभङ्गे दिवं प्राप्ते मुनिसङ्घास्समागताः। अभ्यगच्छन्त काकुत्स्थं रामं ज्वलिततेजसम्।।3.6.1।।
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शरभङ्गे when Sarabhanga, दिवम् heaven, प्राप्ते attained, मुनिसङ्घा: all groups of sages, समागताः came together, काकुत्स्थम् to Rama, ज्वलिततेजसम् shining like radiance of fire, रामम् Rama, अभ्यगच्छन्त approached.
When Sarabhanga attained the heaven, all the sages collected together and came to Rama whose radiance was like fire. Sages seek Rama's protection from demons -- Rama's assurance to sages