DoFollow Backlinks are links that Google and other search engines are able to follow to reach a linked website. This passes on authority, or ‘link juice’, from the source through to the destination website. The more reputable links that you have pointing to your website, the more likely a search engine will believe it to be a high-value authority site.
I am currently gathering a rundown of such High-Quality Backlinks Sources which offer Dofollow Backlinks.
https://medium.com/@installonair.com/350-high-da-dofollow-backlinks-list-2021-8692866bf484