The Messenger of Allah ﷺ said to them while washing her daughter: Begin with her right side, and the places where the ablution is performed. (Using translation from Abū Dāʾūd 3145)  

أَنَّ رَسُولَ اللهِ ﷺ قَالَ فِي غُسْلِ ابْنَتِهِ «ابْدَأْنَ بِمَيَامِنِهَا وَمَوَاضِعِ الْوضُوءِ مِنْهَا»