Yes, the Plan Dalet that immediately resulted in massacres like Deir Yassin and quickly led to the expulsion of 750,000 Palestinians.

What people do is always more revealing than what they say. When Herzl talked about ethnic cleansing, he admitted that:

1895: “We shall try to spirit the penniless population across the border by procuring employment for it in the transit countries, while denying it any employment in our own country… expropriation and the removal of the poor must be carried out discreetly and circumspectly.” — Theodor Herzl