Shiva Purana
स्नानोदके सुगन्धादि पानीये च विशेषतः ॥ शीतलानि मनोज्ञानी कुसुमादीनि निक्षिपेत् ॥ ७ ॥
In the water for ablution and particularly in that intended for drinking, sweet scents as well as cool and charming flowers shall be put.
english translation
snAnodake sugandhAdi pAnIye ca vizeSataH ॥ zItalAni manojJAnI kusumAdIni nikSipet ॥ 7 ॥
hk transliteration by Sanscript