Which disco song where these samples take from?

[shoreezo]

Hi;

hoping you can identify where the disco sample used in these songs below come from:

Brutal Bill Marquez - Express (min 5:22 and on) -> https://www.youtube.com/watch?v=aD88ILgVPOg


Similar string sample used at min 3:48 in this song:
M.B. - You Don't Get Stop ->https://www.youtube.com/watch?v=l-1HTNUXi3Q

Thanks

[shoreezo]

The song turned out to be a release from 1978.

Macho - I’m a Man

https://youtu.be/WhvOVJn0i6k?si=azBe_lfkfs1kCulE