As for the bowl placed on the bathhouse floor, used water is pure and becomes impure only through contact with an impurity. The floor is presumed pure unless it is known to be impure, especially the areas in front of the overflowing basins in bathhouses, since water frequently flows over them. And Allah knows best.

He was asked:

A man finds himself in a school when the time for prayer comes. In such schools, he finds pools containing water that has stood for a long time, as well as water like that in a bathhouse basin. Is it permissible to use this water for ablution and ritual purification?

He replied:

Praise be to Allah, Lord of all worlds. It is established in the two Sahīh collections through several chains of transmission from the Prophet, may Allah bless him and grant him peace—including the reports of ‘Ā’ishah, Umm Salamah, Maymūnah, and Ibn ‘Umar, may Allah be pleased with them—that:

“The Prophet, may Allah bless him and grant him peace, and his wife would bathe from a single vessel, until he would say to her, ‘Leave some for me,’ and she would say, ‘Leave some for me.’”

In Sahīh al-Bukhārī, ‘Abd Allāh ibn ‘Umar said:

“During the lifetime of the Messenger of Allah, may Allah bless him and grant him peace, men and women would bathe from a single vessel, and there was no