A 23-year-old woman is expected to appear in the Ntuzuma Magistrate's Court on Monday in connection with the murder of her 67-year-old grandmother, according to KwaZulu-Natal police.
The woman and a 34-year-old man were arrested after an intensive investigation by detectives in KwaMashu, police spokesperson Lieutenant Colonel Thulani Zwane said.
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It is alleged that they attacked the elderly woman in her house on June 5 in Umcijo Road in KwaMashu.
She was stabbed several times and her hands were tied. Her two cellphones and a TV set were taken.
"Their (police) hard work yielded positive results when they arrested two suspects, including her granddaughter," said Zwane.
The granddaughter and her co-accused were arrested in KwaMashu and Mtubatuba and items stolen during the attack were also seized.
They face charges of murder and robbery.