What, or which religion? Whose god? You assume there is a god. Is there actually a god?
Some of us don't need an invisible parent figure to keep us in line with promises of punishment with eternal fire and torture if we don't believe certain things, depending of the version of religion. All those religions can't be correct, except for the one true religion the person grew up with.
Most of us know right from wrong. Have respect for others. We have no need to ask forgiveness when we purposely do wrong, because we try not to do wrong in the first place.