SRD
Detect Poison and Disease
1-level Divination
Ritual - does not require spell slot, takes 10 minutes longer
Casting Time: 1 Action
Range/Area: Self (30 ft )
Components: V, S, M
Materials: a yew leaf
Duration: 10 Minutes
Damage/Effect: Detection
For the duration, you can sense the presence and location of poisons, poisonous creatures, and diseases within 30 feet of you. You also identify the kind of poison, poisonous creature, or disease in each case.
The spell can penetrate most barriers, but it is blocked by 1 foot of stone, 1 inch of common metal, a thin sheet of lead, or 3 feet of wood or dirt.
Available for: Cleric, Druid, Paladin, Ranger, Mother of Sorrows