After the Hijrah, in which city did Prophet Muhammad (PBUH) settle?

How many fundamental pillars are there in Islam?

What percentage of qualifying wealth is generally paid as Zakat?

In which cave was the first revelation of the Quran received?

In which language was the Quran revealed?

Who was the first of the Rightly Guided Caliphs?

During which Islamic month is fasting obligatory?

What is the call that invites Muslims to prayer called?

In which Hijri year did the Battle of Badr take place?

Hajj, which is obligatory upon every Muslim who is physically and financially able to perform it, is which pillar of Islam?

In which cave was the first revelation of the Holy Quran received?