The two sides stressed the need for increasing coordination and consultations between Iran and Syria to face terrorism and its supporters and to confront the hostile provocations and threats by Israel, the United States, and their allies and pawns in the region.
"The enemies know that they will not make any progress in Syria or in the region, as they have been unable to do so during the past seven years", he stated.
In a series of tweets, Trump held Russian Federation and Iran, Syrian President Bashar Assad's chief sponsors, responsible.
The top adviser to Iran's Supreme Leader Ali Khamenei on Tuesday described a strike on a military air base in Syria as "Israel's crime" and said it would "not remain without response", the Lebanese al-Mayadeen channel reported.
A number of strikes on targets in Syria have been attributed to Israel, though it rarely confirms such raids.
Iranian Foreign Minister Mohammad Javad Zarif attempted to connect Monday's air strike to recent gains in the Syrian civil war purportedly achieved by brutal dictator Bashar Assad's forces.
Three Iranian militia were killed on Sunday in an overnight airstrike by Israeli forces in Syria, Iranian media reported.
US President Donald Trump attends a meeting with senior military leaders at the White House
Shi'ite-dominated Iran is Assad's main regional ally and has provided military and economic support for his conflict with a range of Sunni Muslim rebel and militant groups.
He said that Washington had "a lot of options militarily" on Syria.
We have one clear and simple rule and we seek to express it constantly: "If someone tries to attack you - rise up and attack him", said Netanyahu, referencing the Talmudic dictum of "when someone plans to kill you, get up early and kill him first". We would recommend that Iran not act against us.
Within an hour, Trump tweeted again: "Our relationship with Russian Federation is worse now than it has ever been, and that includes the Cold War".
Monday's aerial attack struck an Iranian drone section of Syria's T4 base, which was under exclusive Iranian command, he said.
Russian Federation and Syria have consistently denied all the allegations of chemical attacks during the seven year old Syrian war, and in this instance have accused the rebels of staging a "false flag" incident to trigger U.S. intervention.