WATCH: Witness says he was terrified when a man holding a knife stepped onto his car

A man driving through the CBD says he was terrified when a man wielding a machete stepped on his car.

Watch the video above.

Police have taken one man into custody after a woman was injured in an apparent stabbing frenzy.

READ MORE: Sydney CBD knife horror

READ MORE: Major travel delays for commuters

READ MORE: Brave bystanders who trapped blood-spattered attacker