Azizi, most of the spirituals taken from Allen and Fenner that have appeared in Mudcat are listed in the Spirituals Permathread. Read the entries following the main list, since these have not been added to the alphabetized list.
You can download your own copy of Allen's Slave Songs from the internet. Saves copying at the Library. Allen Slave Songs

"Go In the Wilderness" was posted by rich r in thread 31024: Go in the Wilderness
However, Azizi, 'You did good' since no one has entered it into the Spirituals Permathread (which I will do).
Spirituals Permathread 38686: Spirituals