Jami` at-Tirmidhi 71
جامع الترمذي#71SahihUmm Qais bin Mihsan narrated:"I entered upon the Prophet with a son of mine who was not yet eating food. He urinated on him, so he called for water which he sprinkled over it
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
In-book reference: 1:71