It was narrated from Ibn 'Abbas that one of the wives of the Prophet (ﷺ) performed Ghusl from Janabah, and the Prophet (ﷺ) performed Wudu' with her leftover water. She mentioned that to him and he said:
"Water is not made impure by anything." [1][1] See the following versions.
Reference: Sunan an-Nasa'i 325
In-book reference: Book 2, Hadith 1
English translation: Vol. 1, Book 2, Hadith 326