A local businesswoman, 55 and her mother, 70, were attacked and killed at their house in Polokwane, Welgelegen on Thursday 10 last night according to the SAPS.
When their neighbour was paying them a visit after six in the evening last night he allegedly became shocked to discover traces of blood without any occupants inside the house.
A search operation was launched immediately after calling in the police.
After a high density search by the police, the bodies of the deceased were found with several stab wounds, tied inside their car which was abandoned along the R37 road.
Cases of a double murder and house robbery have been opened.