Birds of a feather flock together.
More Dutch Proverbs:
The counterfeit image of a pot with two ears.Dutch
He that would please all, and himself too, Undertakes what he cannot do.
Dutch
Herring in the land, the doctor at a stand.
Dutch
Tis a fat bird that bastes itself.
Dutch
Hearsay is half lies.
Dutch
She hangs out the broom.
Dutch