Holy Subdual
( Book of Exalted Deeds, p. 44)[Exalted, Fighter Bonus Feat]
You can turn bonus damage into nonlethal damage.
Prerequisite
Subduing Strike (BE) ,
Benefit
When you use your weapon to deal nonlethal damage, you can also transform bonus damage from a holy weapon, your smite evil class ability, or your smite granted power into nonlethal damage.
Special
A fighter may select Holy Subdual as one of his fighter bonus feats.