A theist
Monists believe that everything is God or part of God. Pantheists believe that God is everywhere.
I am not 100% sure but maybe pantheism.
I would call him a god, or at least someone who believes he is a god.
no, he is someone who believes in god but has no religion
God-believer. God is love.
Belief in only one god
That is someone who believes in one god but not the God of the Bible.
Monotheistic, or a monotheist.
The word theist means someone who believes in a god.
Muslim or Musalman. Anyhow, followers of many other religions believe in Almighty God (Allah in Arabic).
amara means on who believes in God
Agnostic