You slam your weapon into your foe and enfold it in brilliant energy that hampers its attacks.

Encounter   ✦     Divine, Radiant, Weapon
Standard Action      Melee weapon

Target: One creature

Attack: Strength vs. AC

Hit: 2[W] + Strength modifier radiant damage. Until the end of your next turn, the target takes a -4 penalty to attack rolls and cannot make opportunity attacks.

Published in Divine Power, page(s) 38.