This is stated on the website of the Iranian department.
It is noted that the Iranian Foreign Ministry strongly condemns the establishment of diplomatic relations between Bahrain and Israel and considers it "a shameful act that sacrifices the cause of Palestine and several decades of struggle and suffering of the Palestinian people."
Earlier, US President Donald Trump said that Bahrain and Israel had agreed to establish diplomatic relations.
Later, Israeli Prime Minister Benjamin Netanyahu commented on the agreement to establish diplomatic relations with Bahrain.