Hadith.167 - It is narrated regarding semen that if a man is junub (ritually impure due to seminal discharge) and gets up, looks, and finds nothing, then there is nothing upon him. However, if he does not look and does not check, he must wash himself and repeat his prayer.
There is no issue with the blood of fish on clothing, whether a small or large amount, when praying.
If semen, urine, blood, or feces touch a man's cap, turban, waistband, socks, or shoes, there is no harm in praying in them, because prayer is not complete when performed solely in any of these items.
If one's clothing touches a dead donkey, there is no need to wash it, and there is no issue with praying in it.
There is no harm in touching the bone of a deceased person after a year has passed, and there is no issue with using a deceased person’s tooth as a replacement for one’s own.
If a dry dog touches one’s clothing and it is not a hunting dog, it suffices to sprinkle water on it. If it is wet, it must be washed. For a hunting dog, if it is dry, there is nothing upon the person ; if it is wet, it suffices to sprinkle water.
There is no issue with praying in a garment that has come into contact with alcohol because Allah سبحانه وتعالى, the Exalted, has prohibited its consumption but has not prohibited praying in a garment affected by it. However, praying in a place where alcohol is present is not permissible.
If a person urinates and a spot of urine touches their thigh, then prays and later remembers that they did not wash it, they must wash it and repeat the prayer.
If a mouse falls into water, exits, and then walks on clothing, one should wash the area where traces of it are seen and sprinkle water on the rest of the area.
If a man has a bleeding wound that soils his clothing, there is no need to wash it until the wound heals or the bleeding stops.