Grave of Senzangakhona.

King Senzangakhona was a son of Jama and ruled the Zulu clan until his death in 1816. He was the father of three successive Zulu kings – King Shaka, King Dingane and King Mpande.

Ref:
http://www.heritagekzn.co.za/sites/visit/ulundi/item/23-grave-of-senzangakhona