If a person does not realize that he had a wet dream until the end of the day – what should he do?

He had an erotic dream whilst fasting but he did not see any trace of semen

Are Wet Dreams Haram?

Her husband had intercourse with her, then her period came – when should she do ghusl?

It is permissible for one who is junub to touch a tape on which Qur’aan is recorded

When he wakes up and finds some wetness on his clothes and doesn’t know what it is

Ruling on touching books or magazines which contain verses of the Qur’aan for one who is menstruating or in a state of impurity following sexual activity (i.e. junub)

He had a wet dream but he did not do ghusl because it was very cold

Can You Eat Before Ghusl After Intercourse?

Husband and Wife Sleeping In the Nude