"the Sutlej ‘flowed southwards from the Himalāya . . . and onwards, through Sind, to the sea’—until, for some reason, a prince-turned-ascetic named Puran, a hero of many Punjabi legends, cursed the river to leave its bed and move westward. ‘The stream, in consequence, changed its course more and more towards the west, until, six hundred and fifty years ago, it entered the Beas valley . . .’, which would take us to the thirteenth century CE; but leaving aside the date, the consequence was ‘a terrible drought and famine in the country on the banks of the Hakra, where [large] numbers of men and cattle perished. The survivors then migrated to the banks of the Indus, and the country has ever since been desert’"