Handbook

Detect Law

Reveals creatures, spells, or objects of selected alignment.

srd

SRD

Divination

Level: Clr 1

This spell functions like detect evil, except that it detects the auras of lawful creatures, clerics of lawful deities, lawful spells, and lawful magic items, and you are vulnerable to an overwhelming lawful aura if you are chaotic.

Open Game Content from the System Reference Document 3.5, used under the Open Game License 1.0a.