“ Society as a whole is more and more splitting up into two great hostile camps, into two great classes directly facing each other — Bourgeoisie and Proletariat.”
https://www.marxists.org/archive/marx/works/1848/communist-manifesto/ch01.htm
If you read what I just sent, Marx refuted Adam Smith’s concept of “previous accumulation” with the reality of primitive accumulation that preceded all capitalist economies.
https://www.encyclopedia.com/social-sciences/applied-and-social-sciences-magazines/primitive-accumulation