Mitzvahs – or charitable acts – will include preparing meals for vulnerable communities while the Sydney Opera House will host a memorial service

• Get our breaking news email, free app or daily news podcast

Thousands of Australians are expected to perform acts of kindness on Thursday to commemorate the victims of last month’s Bondi terror attack, as the Jewish tradition of mitzvah spreads across faiths and backgrounds.

A mitzvah, which is a core value in Judaism, has come to mean any charitable act and is being requested of Australians to mark the national day of mourning.