Valmiki Ramayana Yuddha Kanda Sarga 29 Shloka 21
Original Shlokaकथंस्वपितिजागर्तिकिमन्यच्चकरिष्यति । विज्ञायनिपुणंसर्वमागन्तव्यमशेषतः ।।6.29.21।।
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कथम् how, स्वपिति he goes to sleep, जागर्ति wakes up, अन्य other, किम् what, करिष्यति he does, सर्वम् everything, अशेषत thoroughly, निपुणम् carefully, विज्ञाय knowing, आगन्तव्यम् you may come.
"You may see how he goes to sleep, how he wakes up etc., what he does, everything. You may come after knowing everything."