(1) باب المياه
And Al-Baihaqi reported:
"Water is pure unless any impure thing is added which changes its smell, taste and colour". (IT)
Reference (IT): Bulugh al-Maram 4 (IT)
In-book reference (IT): Book 1, Hadith 4 (IT)
English translation (IT): Book 1, Hadith 4 (IT)