Your sentence makes it sound like the name of the university is "Al Azhar Islamic University". It is not. It is just Al Azhar. To avoid this confusion in English, it needs to say Al Azhar is a famous Islamic university.
If you think your translation should be accepted, you need to click on the "Report" button and then on the option "My answer should be accepted". But, I now see that the Arabic course does not have that option, yet.