Arthashastra
मत्स्य परम्परा ह्य् एतेन दष्टा अभिमृष्टा वा विषी भवति, यश् च एतद् उदकं पिबति स्पृशति वा ॥
When half a dharana of this mixture together with flour and oil-cakes is thrown into water of a reservoir measuring a hundred bows in length, it vitiates the whole mass of water
english translation
matsya paramparA hy etena daSTA abhimRSTA vA viSI bhavati, yaz ca etad udakaM pibati spRzati vA ॥
hk transliteration by Sanscript