Jami` at-Tirmidhi 110
جامع الترمذي#110SahihUbayy bin Ka'b narrated:"Water is for water,' was only permitted in the beginning of Islam. Then it was prohibited
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih
In-book reference: 1:110