Sri Lanka, April 22 -- An Iranian military commander has warned the country's southern neighbors that if their land or facilities are used by enemies to attack Iran, "they should say goodbye to oil production in the Middle East region," according to state media.

"This warning comes as some Persian Gulf countries had previously allowed their territory to be used by Iran's enemies," reported state-affiliated Fars News, citing the commander of the Islamic Revolutionary Guard Corps' Aerospace Force.

"Now, if this continues, their economic lifeline will be at serious risk," it added, without specifying which countries it was addressing.

The commander also announced that Iran's "target list" had expanded beyond military installations and tha...