Valmiki Ramayana Bala Kanda Sarga 66 Shloka 14
Original Shlokaभूतलादुत्थिता सा तु व्यवर्धत ममात्मजा। वीर्यशुल्केति मे कन्या स्थापितेयमयोनिजा।।1.66.14।।
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भूतलात् from the earth, उत्थिता has arisen, सा she, मम my, आत्मजा daughter, व्यवर्धत grew, अयोनिजा not born through womb (without mother), इयम् this, कन्या this maiden, वीर्यशुल्का prowess as marriage present, मे by me, स्थापिता established.
Arisen from the earth and not from a mother's womb, she grew up as my daughter. I made a stipulation that (this shall be the means to win this maiden as a gift) this shall be given in marriage only to the prince whose prowess is fully tried.