Valmiki Ramayana Aranya Kanda Sarga 23 Shloka 34
Original Shlokaमहाकपालिस्स्थूलाक्षः प्रमाथी त्रिशिरास्तथा। चत्वार एते सेनान्यो दूषणं पृष्ठतो ययुः।।3.23.34।।
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महाकपालिः Mahakapali (one with a big skull), स्थूलाक्षः Sthulaksha (bigeyed), प्रमाथी Pramathi (crusher of enemy), तथा similarly, त्रिशिराः Trisira (threeheaded one), एते all of them, चत्वारः four, सेनान्यः army men, दूषणं परितः around Dusana, ययुः walked.
Similarly Dusana proceeded with four Mahakapali, Sthulaksha, Pramathi and Trisira around him.