Sunan Ibn Majah 608
سنن ابن ماجه#608SahihIt was narrated that 'Aishah the wife of the Prophet said:"When the two circumcised parts meet, then bath is obligatory. The Messenger of Allah and I did that, and we bathed
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
Zubair Ali ZaiIsnaad Sahih
In-book reference: 1:342