Persistent Refusal( Fiendish Codex II: Tyrants of the Nine Hells, p. 85)
You can channel divine energy to make a second save against an effect that specifi cally targets you.
Ability to turn or rebuke undead,
As a swift action, spend one of your turn or rebuke undead attempts to make another save against any effect that targets you and has a continuing duration. For example, on his turn, a cleric with this feat who fails a saving throw to resist the effect of a hold monster spell can spend a turn undead attempt as a swift action to attempt another save.