Sunan Ibn Majah 607
سنن ابن ماجه#607SahihIt was narrated that Abu Ayyub said:"The Messenger of Allah said: 'Water (of bath) is for water (of seminal discharge)
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Shuaib Al ArnautSahih Lighairihi
Zubair Ali ZaiSahih
In-book reference: 1:341