A constant, barely audible muttering echoes in your ears, usually beyond your comprehension. But if you focus all your energy on listening, you sometimes catch a sentence or two that bears directly on your current situation.
Prerequisite: Exposure to Commune or Contact other plane spell.
Benefit: Once per week, you can tune into the voices you hear, getting the answer to a question much as if you had asked it with a commune spell.
Using this feat renders you exhausted.
Source: Unearthed Arcana