He said salaam before the end of the prayer by mistake then he started another prayer

The imam sat briefly after the third rak’ah and the people praying behind him alerted him to that; should he do the prostration of forgetfulness?

If the imam stands up for a fifth rak’ah

If a person does not do the obligatory prostration of forgetfulness

The difference between pillars (essential parts) and obligatory parts of prayer

He was traveling but he forgot and stood up for a third rak’ah

The imam did the prostration of recitation and the person praying behind him did not realize, so he bowed

Should one who joined the prayer late repeat the prostration of forgetfulness if he did it with the imam?

The imaam forgot and stood up for a third rak’ah in Salaat al-Taraaweeh,then he sat down

If the imam stands up for an extra rak’ah, what should the one who is praying behind him do?