Revākhaṇḍa ascribed to the Vāyupurāṇa (RKV) 227.9

227.9

koṭiśo hyatra tīrthāni lakṣaśaścāpi bhārata /
tathā sahasraśo revātīradvayagatāni tu //

For here there are pilgrimage places by the tens of millions and by the hundreds of thousands, O descendant of Bharata,
and also by the thousands, situated on both banks of the Revā.