The proverbial and idiomatic expression many hands make light work means that the more people working to accomplish a task, the quicker and easier it will be completed. It is often used to encourage people to come together and share in required work.

What's the saying many hands make light work?

—used to say that people can do things more quickly and easily when they work together It's a big job, but many hands make light work.

WHO said many hands make for light work?

John Heywood - Many hands make light work.