NSW Health said the woman contracted the disease at the start of March,before shopping in Kmart and the Mega Centre in Blacktown.
The infant returned to Sydney from south-east Asia on a flight on March 2,before being hospitalised days later,NSW Health says.
Queensland Health has urged anyone who attended any of the sites visited by the infectious man over 11 days to come forward.
A baby infected with measles has sparked a health alert after going to a Wiggles concert as well as numerous other venues in the area.
Most measles-related deaths are caused by complications including swelling of the brain and dehydration.
The person,in their 50s,acquired the infection while travelling in Asia and developed symptoms after returning to Sydney.
The churches attract millions of followers with their promises to heal illnesses and deliver people from poverty.
Reported measles cases fell by more than 80 per cent last year compared with 2019,but many children missed their vaccine doses leaves them vulnerable.
As the world eagerly awaits a coronavirus vaccine,Africa has received some good news.
Experts say a range of other viruses have been squashed along with COVID-19,and social distancing is keeping them at bay.
Measles immunisation campaigns in 24 countries have already been delayed,and more will be postponed,potentially putting children in 37 countries at risk