Sunan Ibn Majah 424
سنن ابن ماجه#424Mawdu'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)
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniMawdu
Muhammad Fouad Abd al-BaqiMawdu
Zubair Ali ZaiDaif
In-book reference: 1:158