aura of retribution

3-level Evocation

While it lasts, this spell creates a 5-foot radiant aura around the caster. Any hostile creature entering or starting its turn within the aura must make a CON saving throw or take 1d10 radiant damage. This aura moves with the caster.
At higher levels: When you cast this spell using a spell slot of 4th level or higher, the damage increases by 1d4 for every slot level above 3rd.