Valmiki Ramayana Ayodhya Kanda Sarga 1 Shloka 45
Original Shlokaनानानगरवास्तव्यान्पृथग्जानपदानपि।।2.1.45।। समानिनाय मेदिन्याः प्रधानान्पृथिवीपतीन्।
1 source checked for this shloka
नानानगरवास्तव्यान् residents of various cities, जानपदानपि villagers also, मेदिन्याः of this earth, प्रधानान् important persons exercising authority, पृथिवीपतीन् kings, पृथक् separately, समानिनाय summoned.
He summoned individually kings and all important citizens residing in various cities and villages of this earth.