Does God destroy people for only one sin?

In his blisteringly skeptical book, The God Delusion, Richard Dawkins gives his view of the God of the Old Testament: “The God of the Old Testament is arguably the most unpleasant character in all fiction: jealous and proud of it; a petty, unjust, unforgiving control-freak; a vindictive, bloodthirsty ethnic cleanser; a misogynistic, homophobic, racist, infanticidal, […]