Istinja


Istinja is the Arabic term for cleaning away whatever has been passed from the urethra or anus with water and toilet paper.
In some cases, where people live in remote, isolated, or impoverished areas with water scarcity, they can use istijmar as type of istinja
using a stone or any clean pieces from nature, or anything else that is pure and can clean the impurity such as tissue paper, apart from bones and dung.
The necessity is to completely remove impurity. A Muslim must not only do istinja with lota for prayer, istinja' with water is obligatory every time something is discharged from the anus and urinary tract, such as urine or feces. But it is not necessary for the sleeper or one who passes wind to perform istinja, because it is prescribed only for the removal of impurity, and there is no impurity in this situation.

Ritual purity

The istinja is part of Islamic hygienical jurisprudence and general ritual purity of body and soul in Islam.
The Quran says: