"Sabbatus, L.M." (1857)
(Words and Music) by S. F.
(aka? Stephen Collins Foster, 1826-1864)

[Source: page 64 from "The Jubilee"]

O how I love thy holy word, 
Thy gracious covenent, O Lord! 
It guides me in the peaceful way,
I think upon it all the day, 
I think upon it all the day.