The body of a woman has been found inside an apartment in Sydney’s CBD.

Police say the 21-year-old woman was found in the Clarence Street unit about 3.15pm on Tuesday.

A young man has been arrested after he stabbed a woman at the nearby Hotel CBD and attempted to stab a number of others shortly after 2pm, authorities say. She’s been taken to hospital in a stable condition with a stab wound to her back.

Police have confirmed the Sydney stabber is the sole suspect in relation to the woman found deceased.

The man reportedly acted alone, and has no links to terrorism.