Concept of Allah is found in the Bible. If you watch the following video then you will understand that the Allah is found in the Bible:
That is why Islam is the truth religion and Islam is the best. Allah probably comes from the Aramaic compound term "al-ilah," which means "the god." It is a generic term for the highest god of the people, and in Arabia it was in use for centuries before Prophet Muhammad (PUH) came on the scene. If you want to learn more about Islam please visit our YouTUBE cannnel and subscribe.