What is the call that invites Muslims to prayer called?

During which Islamic month is fasting obligatory?

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

Who was the first of the Rightly Guided Caliphs?

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

In which language was the Quran revealed?

What percentage of qualifying wealth is generally paid as Zakat?

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

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

How many pillars of Islam are there?

How many fundamental pillars are there in Islam?