They are beliefs that one must have in order to be considered a true Muslim;

1. At-Tawheed - to believe in the onness of God.
   
2. To believe in all the prophets of God.
   
3. To believe in all the scriptures (holy books) revealed to Prophets Ibraheem(Abraham), Dawood(david), Musa(Mosses), Isa(Jesus), and Muhammad.
   
4. To believe in the God's Angels.
   
5. To believe in the Day of Judgment (Yaoumul-Qiyamah) and the Hereafter (Al-Youmul-Akhir).
6. To believe in the divine decree (Al-Qadar).