"Iran will act in a way that makes the United States regret. The United States must leave the region, otherwise, there will be another Vietnam for it," he said.

Soleimani was assassinated in a U.S. airstrike in Baghdad on Friday morning.

During a visit to Soleimani’s family, Velayati said, "The United States will be hit from where it cannot even imagine." (ILKHA)