Valmiki Ramayana Yuddha Kanda Sarga 32 Shloka 43
Original Shlokaशीघ्रंभेरीनिनादेनस्फुटंकोणाहतेनमे । समानयध्वंसैन्यानिवक्तव्यंचनकारणम् ।।6.32.43।।
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स्फुटम् break forth, कोणाहतेन with powerful drumsticks, भेरिनिनादेनमे by beating the drums, सैन्यानि the army, समानयध्वम् let them be called to assemble, कारणम् reason, नचवक्तव्यम् without telling.
"Break forth by beating the drums with powerful drumsticks calling the army to assemble without telling the reason."