Lebanon’s Hezbollah warned Saudi Arabia on Friday against betting on a war against Iran because it would destroy the kingdom and said Riyadh and the United Arab Emirates should halt the conflict in Yemen to protect themselves. Sayyed Hassan Nasrallah, head of the Iran-backed Shi’ite Muslim group, also said new air defences could not easily defend Saudi Arabia from the type of drones used in a Sept. 14 attacks on Saudi oil installations. Tensions have spiked in the region since the attacks that officials in Washington and Riyadh have blamed on Iran, which has denied involvement.