text: Excavated from a sandstone hill in the third and second centuries b.c. , the Udaigiri ( Sunrise Hill ) caves were dwellings for priests and monks when Jainism was the state religion in the kingdom of Kalinga .
  
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  Sunrise Hill also known as the Udaigiri caves were places to stay for priests and monks during the Jainism rule as the state religion in the Kingdom of Kalinga .