Valmiki Ramayana Yuddha Kanda Sarga 126 Shloka 49
Original Shlokaएतेहितापसावासादृश्यन्तेतनुमध्यमे । अत्रिःकुलपतिर्यत्रसूर्यवैश्वानरोपमः ।।6.126.49।।
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तनुमध्यमे of slender waist, एते there, हि is, तापसाः ascetics, वासा abodes, दृश्यन्ते is seen, यत्र there, सूर्यवैश्वानरोपमः like sun and fire, अत्रिः Atri, कुलपतिः head
"There are seen the abodes of ascetics. Here was seen by you hermitage of Atri (whose wife Anasuya you had seen) glowing like sun and fire."