Valmiki Ramayana Yuddha Kanda Sarga 36 Shloka 3
Original Shlokaहितबुध्यायदहितंवचःपरुषमुच्यते । परपक्षंप्रनिश्यैवनैतच्च्रोत्रगतंमम ।।6.36.3।।
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परपक्षम् enemies side, प्रविश्यैव taking, हितबुध्या salutary sense, यत् those, परुषम् harsh, अहितम् not meaning good, वचः words, उच्यते have uttered, एतत् all these, मम to me, श्रोत्रगतम् listen to what was told earlier, न not.
"Harsh and not wellmeaning words have been uttered by you taking the enemy's side. I will not listen to what you said earlier."