سُنَنُ النَّسَائِيِّ
Sunan an-Nasa’i 342
The Book of Water
Concession With Regard To The Leftovers Of A Women (After Purification)
أَخْبَرَنَا هَارُونُ بْنُ عَبْدِ اللَّهِ، قَالَ حَدَّثَنَا مَعْنٌ، قَالَ حَدَّثَنَا مَالِكٌ، عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ، قَالَ كَانَ الرِّجَالُ وَالنِّسَاءُ يَتَوَضَّئُونَ فِي زَمَانِ رَسُولِ اللَّهِ صلى الله عليه وسلم جَمِيعًا .
It was narrated that Ibn 'Umar said: "Men and women used to perform Wudu' together during the time of the Messenger of Allah (ﷺ)."
Sunan an-Nasa'i, 342Sahih (Darussalam)