Valmiki Ramayana Aranya Kanda Sarga 23 Shloka 16

रथस्थस्य stationed on the chariot, नर्दमानस्य shouting, धीमतः intelligent , खरस्य of Khara, सव्यः left, भुजः shoulder, प्राकम्पत shook violently, अस्य his, स्वरश्च throat also, अवसज्जत throttled.

While the intelligent and courageous Khara was seated on the chariot and shouting, his left shoulder shook violently and throat throttled.