Sahih al-Bukhari 261
Book 5: Bathing (Ghusl) · Narrated by Aisha
Arabic
حَدَّثَنَا عَبْدُ اللَّهِ بْنُ مَسْلَمَةَ، أَخْبَرَنَا أَفْلَحُ، عَنِ الْقَاسِمِ، عَنْ عَائِشَةَ، قَالَتْ كُنْتُ أَغْتَسِلُ أَنَا وَالنَّبِيُّ، صلى الله عليه وسلم مِنْ إِنَاءٍ وَاحِدٍ تَخْتَلِفُ أَيْدِينَا فِيهِ.
English translation
Narrated Aisha:The Prophet (ﷺ) and I used to take a bath from a single pot of water and our hands used to go in the pot after each other in turn
Reference: Sahih al-Bukhari 261, Book of Bathing (Ghusl). English translation by Dr. Muhammad Muhsin Khan.