Your relatives can live, study and work in Canada if they become permanent residents of Canada. You can sponsor certain relatives to come to Canada if you’re at least 18 years old and a:
How do Canadian immigration authorities monitor if international students exceed permitted work hours? or this question is frequently asked
How does the Canadian government or immigration authorities know if a student is working 20 hours or more? Does CRA report to IRCC

Your relatives can live, study and work in Canada if they become permanent residents of Canada. You can sponsor certain relatives to come to Canada if you’re at least 18 years old and a:

To work in Canada on a temporary basis, foreign workers need the work permit. Immigration, Refugees and Citizenship Canada (IRCC) approve Canada work visas under the Temporary Foreign Worker Program (TFWP).