Islam and the First Amendment
... Thomas Jefferson wrote that the Virginia statute protecting religious freedom, which he drafted, deliberately covered “the Jew and the Gentile, the Christian and Mahometan, the Hindoo, and Infidel of every denomination,” and that a proposal to mention Christ in the bill “was rejected by a great majority, in proof that they meant to comprehend” all religions.
Which is as it should be. Read the whole thing. Via The Volokh Conspiracy » Islam and the First Amendment.