“Many people like me did not survive, and we will not forget that the Nazis massacred us on your Polish soil.”
Israeli media reported there were plans to set up a protest tent opposite the embassy building in the city.
Poland’s President Andrzej Duda signed the controversial Holocaust bill into law, despite protests an international outcry.
Related: The problem with the Polish legislation by Yehuda Bauer
In an unusual move, he asked the country’s Constitutional Court to examine the bill and suggest amendments that could possibly be made.
But any changes are likely to be issued only after the law goes into effect, 14 days following his official signature.