The police said that three people were injured and admitted to hospital following the assault this morning and two are in serious condition.
According to the police the assault had taken place at the public market in Kandy following an argument between two groups.
The argument had reportedly been over the sale of rambuttan at a stall.
Following the assault the police recovered two swords, a hockey bat and a knife from the scene.
The police arrested 8 people over the assault including Kandy Municipal Council member Ranganasiri Silva.