Three women killed in DV-related incidents in NSW in 24 hours

Three women have been killed in separate domestic violence-related incidents across NSW within 24 hours.

Two women, aged 90 and 23, were fatally stabbed at homes in Bondi Beach and Kooringal in Wagga Wagga.

A third woman, aged 70, was found dead at a property in the state's Northern Tablelands region.

Three women have died in separate domestic violence-related incidents across New South Wales in 24 hours, including a 90-year-old woman who was fatally stabbed in Sydney's east.

About 5:15pm on Saturday, emergency services were called to a unit at Bondi Beach, where they found an elderly woman with stab wounds to her torso.

A 47-year-old man, who was known to the woman, was arrested at the unit.

The man was refused bail and is due to appear before Bail Division Local Court on Sunday.

Hours later a man was arrested over the death of a 70-year-old woman in NSW's Northern Tablelands region.

Police were called to a property on Ironbark Road at Mole River, west of Tenterfield, following reports of a domestic violence incident about 9:30pm on Saturday.

Officers were told a 37-year-old man had entered the home and attempted to steal a vehicle before assaulting the 74-year-old male home owner.

Following the 37-year-old man's arrest, police located a body, believed to be that of a 70-year-old woman, during a search of a neighbouring property.

A house located on the property was also partially damaged from a fire, according to police.

In Wagga Wagga, a 31-year-old man has been charged over the fatal stabbing of a 23-year-old woman.

Police were called to a home on Ziegler Avenue at Kooringal about 11:45am on Saturday.