Valmiki Ramayana Ayodhya Kanda Sarga 37 Shloka 12
Original Shlokaकथं नु चीरं बध्नन्ति मुनयो वनवासिनः। इति ह्यकुशला सीता सा मुमोह मुहुर्मुहुः।।2.37.12।।
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वनवासिनः forestdwellers, मुनयः sages, चीरम् (bark) tattered clothe, कथम् how, बध्नन्ति नु wear them, इति thus, सा सीता that Sita, अकुशला unskilled (unhabituate), मुहुर्मुहुः again and again, मुमोह was perplexed.
Sita, unacquainted with wearing bark robes, asked Rama, perplexed 'How do the sages who live in the forest wear bark garment?'.