Ramayana
ततः शिरः कम्पयित्वा त्रेताग्निसमविग्रहम् । तमगस्त्यं मुहुर्दृष्ट्वा स्मयमानो ऽभ्यभाषत ॥ 7-4-2 ॥
Then, shaking his head and gazing again and again upon that Agastya, whose form was like the three sacred fires, he spoke smilingly.
english translation