Can he declare that he does not believe in God or or the Day of Judgment?

Can he declare that he does not believe in God or or the Day of Judgment? Once a person enters into the fold of Islam, the rules change. As soon as you become a Muslim by your own choice, you are expected to submit yourself to Allāh totally and completely. “O you who believe! Enter into submission, kāffatan!” (10) Kāffatan gives the sense of “all” and “completely”.

Once a person becomes a believer, he surrenders the right of making decisions to Allāh and the Messenger: “No believing man and no believing woman has a choice in their own affairs when Allāh and His Messenger have decided on an issue.” (11) Even the question of apostasy, irtidād or deserting of one’s faith, for a Muslim, is a religious (Shar`i) issue and even in this issue, he is…