Clothes of Junob
Question :

If a person wears clothing during janabah, is he or she allowed to wear the same clothing after the ghusl and can he pray wearing it?

Answer :

It is permissible to wear the said clothing, including during prayers.

Sweat of Junob
Question :

Is the sweat of a person in the state of janabah najis?

Answer :

It is tahir.

Junob sweat and the Prayer
Question :

If there is junub sweat from a forbidden act on my clothes, is my prayer valid?

Answer :

The sweat of the person who has entered the state of janabah in an unlawful manner is tahir, but it is not permissible to perform prayers in it based on an obligatory precaution.

Junob Sweat Removal
Question :

How is the sweat from the state of janābah washed off from the clothes?

Answer :

The sweat from the state of janābah is tahir. It may be washed off from the clothes in any way that is usually undertaken to wash clothes from sweat and stains.