You strike your enemy with such resolve that he is blind to all foes except you.

Encounter   ✦     Divine, Weapon
Standard Action      Melee weapon

Target: One creature

Attack: Charisma vs. Will

Hit: 3[W] + Charisma modifier damage, and the target is marked until the end of your next turn. In addition, the target cannot gain line of effect to anyone but you until the end of your next turn.

Published in Player's Handbook, page(s) 99.