Valmiki Ramayana Sundara Kanda Sarga 12 Shloka 20
Original Shlokaरूपेणाप्रतिमा लोके वरा विद्याधरस्त्रियः। दृष्टा हनुमता तत्र न तु राघवनन्दिनी।।5.12.20।।
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रूपेण in beauty, लोके in the world, अप्रतिमाः incomparable, वराः best, विद्याधरस्त्रियः Vidyadhara women, तत्र there, हनुमता by Hanuman, दृष्टाः were seen, राघवनन्दिनी तु beloved of Raghava, न not find.
Hanuman could see even the women of vidyadharas who were matchless in beauty among women in the world but not Janaki the beloved of Raghava.