NSW Police were called to a home on Damon Avenue in Epping after a welfare concern about 11am today.
Officers found a man’s body on arrival.
“While he is yet to be formally identified, he is believed to be aged in his 60s,” NSW Police said in a statement.
“A woman – who is also believed to be aged in her 60s – was arrested at the scene and taken to Gladesville Police Station where she is assisting police.”
The man and woman are known to each other.