The earth grants you or your friend its immovable mass and deep power.

Encounter   ✦     Divine
Immediate Interrupt      Close burst 2

Trigger: You or an ally within 2 squares of you is bloodied, pulled, pushed, or slid by an enemy attack

Target: The triggering character

Effect: The target can use his or her second wind and isn't subject to the forced movement, if any.

Published in Divine Power, page(s) 77.