Three men stabbed in Adelaide

Three men have been stabbed in separate attacks in Adelaide's north in a 24-hour period.

On Thursday night, about 6pm, a man was stabbed in the abdomen, neck and face at a home in Elizabeth Downs.

He was taken to hospital with non-life threatening injuries.

A 33-year-old man was arrested at the scene. Police say both men are known to each other.

Shortly after 7pm, another attack occurred outside the Elizabeth shopping centre.

A man was taken to the Royal Adelaide Hospital in a critical condition after being stabbed in the chest.

The attacks follow a similar stabbing in a home in Elizabeth North about 6.15pm on Wednesday.

A man was stabbed in the stomach in what police believe was a targeted attack. He is recovering in the Royal Adelaide Hospital.