You invoke your deity's name, and holy light envelops your weapon. When you strike your foe, you brand it with a beacon of blazing light that guides your allies' distant attacks against it.

Encounter   ✦     Divine, Radiant, Weapon
Standard Action      Melee weapon

Target: One creature

Attack: Strength vs. AC

Hit: 1[W] + Strength modifier radiant damage, and ranged attack rolls against the target gain a +4 power bonus until the end of your next turn.

Published in Player's Handbook, page(s) 65, Class Compendium.