Your brutal weapon attack leaves your foe weakened.

At-Will   ✦     Divine, Weapon
Standard Action      Melee weapon

Target: One creature

Attack: Charisma vs. AC

Hit: 1[W] + Charisma modifier damage. If you marked the target, it takes a –2 penalty to attack rolls until the end of your next turn.
Increase damage to 2[W] + Charisma modifier at 21st level.

Published in Player's Handbook, page(s) 92.