Valmiki Ramayana Sundara Kanda Sarga 52 Shloka 9
Original Shlokaतस्मात्प्रसीद शत्रुघ्न राक्षसेन्द्र दुरासद। युक्तायुक्तं विनिश्चित्य दूतदण्डो विधीयताम्।।5.52.9।।
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शत्रघ्न O destoyer of foes, दुरासद O unassailable, राक्षसेन्द्र king of demon, तस्मात् therefore, प्रसीद calm down, युक्तायुक्तम् that which is proper and improper, विनिश्चित्य after careful deliberation, दूतदण्डः punishment for the emissary, विधीयताम् may be impose.
"O destroyer of foes, O unassailable king of demon calm down. Only after carefully considering what is proper and improper decide on the punishment to be imposed".