The children are believed to be five and 16 years old.
Paramedics were called to a house in Extension 8, Mhluzi after community members discovered two unconscious children in the home on Sunday morning.
Both children were declared dead on the scene, upon the arrival of paramedics at the house. The children are believed to be aged five and 16.
Police did not divulge more information. A post-mortem examination will be done this week to determine the cause of death.
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