A man stepping in to stop an alleged domestic violence incident has been stabbed after a child’s birthday party.

The alleged attack unfolded after a couple left a birthday party in Adelaide about 5.30pm on Monday.

An argument between the two turned into a public brawl on Churchill Rd at Prospect in Adelaide’s inner northern suburbs after a bystander stepped in to stop the alleged abuse.

A fight broke out with friends of the alleged abuser jumping in to defend him, despite the woman screaming for them to stop.

The 30-year-old man was allegedly beaten with a metal pole and slashed in the leg with a knife.

Police and ambulance crews were later called to nearby Guilford Ave in Prospect after reports that a man had been stabbed in the legs after an altercation with a group of three youth

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