Tehran has asked Qatar, Saudi Arabia and Oman to press US President Donald Trump to use his influence on Israel to agree to an immediate ceasefire, two Iranian and three regional sources told Reuters on Monday (Jun 16).

In return, Iran will reportedly offer flexibility in nuclear negotiations with the US. 

Gulf leaders and their top diplomats worked the phones all weekend, speaking to each other, to Tehran, Washington and beyond in an effort to avoid a widening of the conflict as longstanding enemies Israel and Iran intensified their attacks in their biggest ever confrontation.

Iran is willing to be flexible in the nuclear talks if a ceasefire is reached, one of the Iranian sources said.

The Gulf States are deeply concerned the conflict will spin out of control, a Gulf source close to government officials told Reuters.

Qatar, Oman and Saudi Arabia have all appealed to Washington to press Israel to agree to a ceasefire and to resume talks with Tehran towards a nuclear deal, the Gulf source said.

The White House and US State Department did not immediately respond to a request for comment.

Separately, Group of Seven (G7) leaders have a draft joint statement calling for de-escalation of the Israel-Iran conflict, according to two sources and a draft seen by Reuters.

Trump has not signed off on the draft, however, the sources said. The draft commits to safeguarding market stability, including energy markets, and says Israel has the right to defend itself.

The White House did not immediately respond to a request for comment.

Israel's military earlier urged residents of a northern district of Tehran to evacuate "immediately" on Monday, saying it intended to carry out air strikes there.

"In the coming hours, the (Israeli miliary) will operate in the area, as it has in recent days throughout Tehran, to strike military infrastructure of the Iranian regime", the military said in a post on X in Persian, indicating a part of Tehran's District 3 on a map and telling citizens to "evacuate the marked area" for safety.

Israeli Defence Minister Israel Katz later said that Iran's state television and radio were "about to disappear".

"The Iranian propaganda and incitement megaphone is about to disappear," he said in a statement. "Evacuation of nearby residents has begun....