At the United Nations General Assembly Thursday in New York City, Prime Minister Benjamin Netanyahu renewed his warning about Iran’s path to a nuclear bomb. Considering the recent passage of the nuclear agreement with Iran, the prime minister’s comments were especially powerful. “Iran is setting up dozens of terror cells,” Netanyahu said. “Imagine what they will do after the sanctions are lifted.” “Unmuzzled,” Iran will “go on the prowl, devouring more and more prey,” he said. In the wake of the nuclear deal, Netanyahu remarked, Iran is spending billions on weapons and satellites. “Do you think Iran is doing that...