Ramayana
आसन्कृतयुगे राम ब्रह्मभूते पुरायुगे । अपार्थिवाः प्रजाः सर्वाः सुराणां तु शतक्रतुः ॥ 7-76-37 ॥
"In the Krita age of old, O Rama, when this world had but newly come into being, all creatures were without a king, while among the gods there was Shatakratu (Indra, the performer of a hundred sacrifices).
english translation