Three Charged Over Sydney Salon Murder

Three more people have been charged following the stabbing murder of a man inside a Sydney hair salon.

On Thursday, an 18-year-old man was arrested at an address in Bossley Park about 11.40am and charged with being an accessory before the fact to murder.

A 22-year-old man and a 17-year-old boy were also arrested at a Bossley Park home on Wednesday and charged with being an accessory after the fact to murder.

All three have been refused bail.

A message left by mourners (Image Ten News First)

Alfredo Isho, 20, died in hospital four hours after being stabbed at a hair salon in the suburb last Friday.

READ MORE: Distraught Mother Asks 'Why, Why, Why?' Following Son's Brutal Murder

An 18-year-old, Fredon Laith Botrus, is accused of stabbing him in the upper body before fleeing.

A photo released by NSW Police.

He remains behind bars and is due to face Fairfield Local Court in March.

The 18-year-old arrested by police on Thursday morning is due to appear in Fairfield Local Court on Friday.

The 22-year-old was listed to appear in the same court on Thursday and the teenager to face a children's court on Thursday.