Extra Smiting
(Complete Warrior, page 98, DnD 3.5)
[General]
You can make more smite attacks.
Prerequisite
Smite ability, base attack bonus +4
Benefit
When you take this feat, you gain two extra attempts to smite per day. Use whatever smite ability you have (the paladin's smite evil ability or the hunter of the dead's ability to smite undead, for example).
Special
You can take this feat multiple times, Its effects stack.