Looks like King Charles III will be hosting South African President Cyril Ramaphosa later next month during Ramaphosa's State Visit to the United Kingdom.
British Royal Family Archives: State Funerals (King George VI)
April 5, 2002: BBC News coverage of the Procession to Westminister Hall.
*0:28 is where the Royal Standard of the late Queen Mother is taken down for the last time.
British Royal Family Archives: Procession of Queen Elizabeth, the Queen Mother (Part II)