Valmiki Ramayana Ayodhya Kanda Sarga 40 Shloka 15
Original Shlokaवनवासं हि संख्याय वासांस्याभरणानि च। भर्तारमनुगच्छन्त्यै सीतायै श्वशुरो ददौ।।2.40.15।।
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श्वशुरः fatherinlaw (Dasaratha), भर्तारम् to the husband, अनुगच्छन्त्यै following, सीतायै to Sita, वनवासम् going to dwell in the forest, संख्याय having counted, वासांसि clothes, आभरणानि च ornamets, ददौ gave.
Fatherinlaw (Dasaratha) gave clothes and ornaments on the assessment of the number of years Sita was going to spend in the forest with her husband.