6And when they had gone through the whole island unto Paphos, they found a certain sorcerer, a false prophet, a Jew, whose name was Bar-Jesus; 7who was with the proconsul, Sergius Paulus, a man of understanding. The same called unto him Barnabas and Saul, and sought to hear the word of God. 8But Elymas the sorcerer (for so is his name by interpretation) withstood them, seeking to turn aside the proconsul from the faith.
Nkoi and other witch-doctors had bamboozled the people of the Free Congo State with their deceitful art for years, but all that changed when Harry Guinness and other missionaries settled in the Congo. By exposing their tricks, not only were innocent victims freed, but the people as a whole, were free from the fraternity of witch-doctors.
Khama's jettisoning of heathenism for Christianity did not go down well with his father Sekhome - a witch-doctor. One night, after several failed attempts at getting him do his bidding, Sekhome gathered a band of fiery black wizards to make incantations and lay curses on Khama, but valiantly, Khama dispersed their gathering, causing the workers of evil to flee into the darkness of the night.