The Geographical Dictionary of Ancient and Mediaeval India c6.s3.19

c6.s3.19

Dhopap—Dhutapapa on the Gumti, eighteen miles south-east of Sultanpur in Oudh, where Ramachandra is said to have been absolved of his sin for killing Ravana, who was a Brahmana, by bathing in the river there. Ramachandra is also said to have expiated his sin of slaying Ravana at Hatya Haran (Hatya harana) near Kalyanmath, twenty-eight miles south-east of Hardoi in Oudh where he bathed on his return from Lanka. The Kashtaharini Ghat at Monghyr is also counted as one of the ghats where Ramachandra expiated his sin.