Allah (الله, romanized: Allāh) is the Arabic word for God in Abrahamic religions. In the English language, the word generally refers to God in Islam.
Online Islamic Learning.
Download lessons on Theology on Unity of God, Justice of God, Prophecy, Prophecy, Imamat, Journey to the Unseen World, Resurrection
Download also lessons on all the Ma'sumeen and the Prophets