A man has been stabbed in Adelaide‘s north.

Police found the 28-year-old man on Bedford Ave, Devon Park about 4.30am on Monday.

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It’s believed residents reported a man stumbling to their front door covered in blood and asking them to call an ambulance.

He was taken to hospital in a critical condition.

It’s unclear exactly where the man was stabbed.

Anyone with any information has been urged to contact Crime Stoppers.