Also heard here: The Original Ladysmith Black Mambazo - Umthombo wase Golgotha

"Umthombo waseGolgotha"- "Description: New Zulu Church service hymn ; English translation of title: 'The spring in Golgotha'" greenstone.ilam.ru.ac.za/cgi-bin/library...

On the other hand there is this: "Umthombo waseGolgotha means The well of Golgotha or better The Golgotha well. "isiZulu.net forum