Deific Vengeance

(Spell Compendium, page 62, DnD 3.5)

Conjuration (Summoning)

Level: ; Cleric 2; , Purification 2
Components: V, S
Casting Time: 1 standard action
Range: Close (25 ft. + 5 ft./2 levels)
Target: One creature
Duration: Instantaneous
Saving Throw: Will half
Spell Resistance: Yes

You call out to your deity, declaring your foe's crimes and asking your deity to punish him.

This spell deals 1d6 points of damage per two caster levels (maximum 5d6), or 1d6 points per caster level (maximum 10d6) if the target is undead.