GUEST,Q, you're right. One line is missing. Hampton and its Students. By Two of its Teachers, Mrs. M. F. Armstrong and Helen W. Ludlow. With Fifty Cabin and Plantation Songs, Arranged by Thomas P. Fenner (1874) is digitalized and available online. "Hard Trials" is on pp. 213-4.

De fox hab hole in de groun',
An' de bird hab nest in de air,
An' ebry t'ing hab a hiding-place,
But we, poor sinner, hab none.
Now aint dat hard trials, great tribulation,
Aint dat hard trials I'm boun' to leabe dis world.

~Masato