A mother who was charged with murder, allegedly stabbing her two young children to death before trying to injure herself has faced court.

Trish Smith appeared via video link at Parramatta Local Court on Saturday, charged with the murder of her sons, aged 9 and 11.

Trish Smith appeared via video link at Parramatta Local Court on Saturday, charged with the murder of her sons, aged 9 and 11.

The mother of two young boys who were found dead at a Blue Mountains home earlier this week has been charged with two counts of murder.

The mother of two young boys who were found dead at a Blue Mountains home earlier this week has been charged with two counts of murder.

The mother of two young boys who were found dead at a Blue Mountains home earlier this week has been charged with two counts of murder.

The mother of two young boys who were found dead at a Blue Mountains home earlier this week has been charged with two counts of murder.

The mother of two young boys who were found dead at a Blue Mountains home earlier this week has been charged with two counts of murder.

The mother of two young boys who were found dead at a Blue Mountains home earlier this week has been charged with two counts of murder.

Trish Smith, the mother of Russell and Ben, who were found dead in bed with stab wounds, was fired from her government job due to her mental health.