Redirection from site to subdomain – for All URLs

site – https://www.example.com/blog/

subdomain – https://blog.example.com

I need to redirect the above site to the subdomain

From - https://www.example.com/blog/

To     - https://blog.example.com

From - https://www.example.com/blog/spreadsheets-pi-chart/

To     -  https://blog.example.com/blog/spreadsheets-pi-chart

From - https://www.example.com/blog/culture-excellence/

To      - https://blog.example.com/culture-excellence

From - https://www.example.com/blog/traffic-manager/

To      - https://blog.example.com/traffic-manager

Please help me with this. Thanks!