From the album Mercyland: Hymns For The Rest Of Us, a collection of 12 songs curated by Phil Madeira by various artists. As well as this song in the style of the Blues there are contributions ranging from traditional, Country and Rottsy folk songs.
This Nashville Scene article explains more, a couple of sentences that challenge are:
a devotional album without all the religious and commercial hoopla
"I think the most visible expressions of Christian faith are very exclusive, and I think that has been a real struggle for me."P h/t @iancron