Jamsco at The Responsible Puppet has a challenge for Calvinists: "Show me any passage in the bible [sic] that says that God allowed or permitted something to happen." (source)
Two immediately come to mind.
Job 1: God permitted Satan to variously hurt Job in his possessions, servants, and children but without touching Job himself.
Job 2: God permitted Satan to hurt Job so long as Satan did not take Job's life.