If you finish before Isha time, you must pray it as soon as you finish. If this is not possible, you must ask for permission to go to the toilet and pray quickly.

i am having a science class starting from 3:30 & finishing at 7:30 pm.Sir gives a break at 5:30 so i go & pray asr. but i miss maghrib salah. so can i cm home & pray the missed maghrib prayer

Prayer | March 2, 2017 4:43 am
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If someone by mistake (forgetfulness) read surah fatiha in tashaud instead of attahiyatu and when he remembered he recited attahiyatu & darood. In that case he has to make sijdah sahu?
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If I enter masjid during sunrise or sunset time or any other time when we r not allow to pray , what to do? Sit or pray 2 raka’at prayer ?