Man arrested over Adelaide home stabbings

A man has been arrested after another man and a woman were stabbed at a home in Adelaide's north.

A 34-year-old woman and 40-year-old man were taken to the Royal Adelaide Hospital with non-life threatening injuries after the assaults at an Elizabeth Downs home at about 8:30pm on Wednesday, police say.

A 45-year-old Elizabeth Downs man, who knew the pair, was arrested at the scene and is expected to be charged with two counts of aggravated assault to cause harm.