Divine Might

(Deities and Demigods, page 50, DnD 3.0)

[Divine]

The deity can channel energy to increase its damage in combat.

Prerequisite

Power Attack, CHA 13, STR 13, Ability to turn or rebuke undead

Benefit

The deity can spend one of its turn/rebuke undead attempts to add its Charisma modifier to its weapon damage for a number of rounds equal to its Charisma modifier. This is a supernatural ability.