Conviction, Mass

(Spell Compendium, page 52, DnD 3.5)

Abjuration

Level: ; Cleric 3
Components: V, S, M
Casting Time: 1 standard action
Range: Medium (100 ft. + 10 ft./level)
Target: Allies in a 20-ft.-radius burst
Duration: 10 minutes/level
Saving Throw: Will negates (harmless)
Spell Resistance: Yes (harmless)

You hold the holy passage aloft and invoke the power of its words. Around you, your friends are bathed in a sea-blue nimbus of light.

This spell functions like conviction, except that it affects multiple allies at a distance.