Quote
Quote Originally Posted by شمائل View Post
The issue is very simple and does not need to flatter
I do not believe in the divinity of Christ, therefore I am an infidel Christianity
Conversely
You do not believe in the Prophethood of Prophet Muhammad - So you infidel Islam
An infidel according to the Merriam Webster Dictionary is one who is not a Christian or who opposes Christianity.
2. an unbeliever with respect to a particular religion

one who acknowledges no religious belief

3: a disbeliever in something specified or understood