It is narrated that Ibn 'Umar said:
"The Messenger of Allah saw a man performing ablution, and he said: 'Do not be extravagant, do not be extravagant (in using water).'" (Maudu') (IT)
English reference (IT): Vol. 1, Book 1, Hadith 424 (IT)
Arabic reference (IT): Book 1, Hadith 459 (IT)