Divine Accuracy( Libris Mortis: The Book of the Dead, p. 26)
You can channel positive energy to give your allies' melee attacks another chance to strike true against incorporeal creatures.
Ability to turn or rebuke undead,
Spend one of your turn or rebuke attempts to grant all your allies (including yourself) within a 60-foot burst the ability to reroll their miss chance with melee attacks whenever they miss a foe because of a miss chance caused by incorporealness. This effect lasts for 1 minute and can be used once per missed attack.