Moody, driving gospel from folk duo Brown Bird. This track is from their first full length album a couple of years ago–if you like it, check out the newly released Fits of Reason.
Download Fingers to the Bone here (download link is near the bottom of the page):
http://brownbird.bandcamp.com/track/fingers-to-the-bone
And stream the new album here:
http://brownbird.bandcamp.com/album/fits-of-reason