Valmiki Ramayana Yuddha Kanda Sarga 17 Shloka 14
Original Shlokaतमहंहेतुभिर्वाक्यैर्विविधैश्चन्यदर्शयम् । साधुनिर्यात्यतांसीतारामायेतिपुनःपुनः ।।6.17.14।।
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सीता: Sita, साधु: correct, रामाय: to Rama, निर्यात्यताम् इति: to restore, पुनःपुनः again and again, तम् him, अहम् I, हेतुभिः argued also, विविधैः in several ways, वाक्यैः words, न्यदर्शयम् to explain.
"I argued with him again and again in several ways to explain him and admonished him saying 'restore Sita to Rama'."