"Men and women used to perform ablution from a single vessel during the time of the Messenger of Allah." (Using translation from Ibn Mājah 381)
رَأَيْتُ الرِّجَالَ وَالنِّسَاءَ يَتَوَضَّئُونَ عَلَى عَهْدِ رَسُولِ اللهِ ﷺ جَمِيعًا مِنْ إِنَاءٍ وَاحِدٍ