[Machine] That the Prophet ﷺ used to perform ritual bathing with a sa'a (a unit of volume) of water, and he used to perform ablution with a quantity equivalent to the measure of a mudd or something similar.
أَنَّ النَّبِيَّ ﷺ كَانَ يَغْتَسِلُ بِالصَّاعِ وَيَتَوَضَّأُ بِقَدْرِ الْمُدِّ أَوْ نَحْوِهِ