The Book of Purification and its Sunnah
1/35. Chapter:
A man and woman taking bath from a single vessel
Sunan Ibn Majah
حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا سُفْيَانُ بْنُ عُيَيْنَةَ، عَنْ عَمْرِو بْنِ دِينَارٍ، عَنْ جَابِرِ بْنِ زَيْدٍ، عَنِ ابْنِ عَبَّاسٍ، عَنْ خَالَتِهِ، مَيْمُونَةَ قَالَتْ كُنْتُ أَغْتَسِلُ أَنَا وَرَسُولُ اللَّهِ، ـ صلى الله عليه وسلم ـ مِنْ إِنَاءٍ وَاحِدٍ .
It was narrated from Ibn 'Abbas that his maternal aunt Maimunah said: "The Messager of Allah and I used to take bath from a single vessel."
Reference : Sunan Ibn Majah 377In-book reference : Book 1, Hadith 111English translation : Vol. 1, Book 1, Hadith 377