This is quite the production for Good Friday; and Lent in anticipation of that. It is by Anne Quigley and starts with a Latin refrain sung by the assembly or choir “at least three times” to begin with. This is followed by a cantor singing snatches of the words of Christ from the cross. It goes ten minutes or so with a coda from John 3:16.
OCP provide the text in their preview and sell the sheet music. If you have the choral resources it would be a veneration of the cross to never forget.
This backing includes the interludes and with no chords provided BIAB goes off the rails somewhat.
This is what it is meant to sound like: