This is my first tab/chord chart so if it's wrong feel free to correct. It may not 
be 100% correct as I did it by ear :)

Intro
e|--------------------------------------------------------------|
B|--------------------------------------------------------------|
G|--------------------------------------------------------------| x 2
D|--------------------------------------------------------------|
A|-----0--0--3----0--------0--0--3-2-------0--0--3--0-----------|
E|--3----------------0h3----------------3---------------4-------|

Chords:
Am                   
I know of sin by the things momma prayed
Am                      E
I know of heaven by the line at its gate
Am                    
I know of truth and America's way
Am                          E
Come drink the water if you want to be saved

Am
Don't drink the water if it's not from my stream
Am                           E
It's all still water if it's not flowing free
Am
Don't drink the water at the watering hole
Am                         E
If you ain't got money, it can't save your soul

F           E             Am
  All God's people said a-men
F           E             Am
  All God's people said a-men

Am                   
I know of sin by the things momma prayed
Am                      E
I know of heaven by the line at its gate
Am                    
I know of truth and America's way
Am                          E
Come drink the water if you want to be saved

F           E             Am
  All God's people said a-men
F           E             Am
  All God's people said a-men


Am
Nobody prays unless they lose a son
Am                          E
Don't believe in God till a war's to be won
Am
I know of lies by the truths I've been told
Am                            E
The biggest one is that we're not growing old

Am
It's not a sin if it don't make me cry
Am                                E
He's not the devil unless there's fire in his eyes
Am
It ain't the ghost if it don't speak in tongue
Am                           E
It's not a victory 'till the battles been won

F           E             Am
  All God's people said a-men
F           E             Am
  All God's people said a-men

Outro                                                                Am
e|-------------------------------------------------------------------0--|
B|-------------------------------------------------------------------3--|
G|-------------------------------------------------------------------2--|
D|----------------------------------------------------------2--0-----2--|
A|-----0--0--3----0--------0--0--3--------0--0--3--0--------------3--0--|
E|--3----------------0h3-------------3-----------------4-------------0--|

Hope you like it, listen to the song for the chord pattern or just make up your own :) Have fun!