A Compilation of the Fundamentals of Islamic faith. It contains the definitions of Islam, the pillars of Islam (Rukan) Salah, Ramadan, Zakat, Hajj, what to believe in, the meaning and importance of Aqeedah, what is Tawheed and how many they, what is the Islamic way of life, What does it mean to believe in Taqdir ?, What is Ikhlas, and what does it do, some words of Paradise, some simple acts for entering to Paradise, some words about the love of repentance, dreams and their interpretations, sleep and benefits, good deeds of the heart, how can we be God-fearing? What is tawakkul taqwa, riia etc., There are many common issues that are taken from authentic sources, that are published in this book in Bengali (Bangla) language.