Obviously Muhammed was a fundamentalist breathing hell-fire, but there is good news in the Koran for some lucky ones:
Koran 5:82 says (Arberry): "Surely they that believe, and those of Jewry, and the Christians, and those Sabeaans, whoso believes in God and the Last Day, and works righteousness--their wage waits them with their Lord, and no fear shall be on them, neither shall they sorrow."
hrmn. weak. also: are you familiar with the doctrine of substitution?