Two explosive devices reportedly went off as the bus was crossing a bridge. No organization has claimed responsibility.
The deployment came in response to concerns over possible retaliation from Syria after the assassination of a former Syrian lawmaker and released terrorist prisoner from Israel.
Israel has made no comment on the report.
Iranian-backed forces in Syria said Thursday they will "respond forcefully" to the attack.
Lebanese Prime Minister Najib Mikati issued a statement to the public calling for refraining from being drawn into civil war.
Palmyra (Tadmor) is located in an oasis in the middle of the Syrian Desert 134 miles northeast of Damascus.
Three Iranian oil tankers have reached Syria’s Baniyas Port.
"It is impossible to discuss the Golan Heights without touching on what is happening over the border."
Last month, an arrangement was made to import Egyptian gas to Lebanon via Jordan, through Syrian territory.
As a result of the attack, six soldiers were injured and equipment was damaged, the Syrian Army said.
According to Kara, “Jordan can now help the Druze refugees on humanitarian grounds."
In Syria, Mossad agents also allegedly abducted a retired Iranian general, who was taken to an undisclosed location and interrogated regarding the missing Israeli navigator.
"The Kashan base located north of the city of Isfahan is used to train terrorists from Yemen, Iraq, Syria snd Lebanon."
The Biden administration has a vested interest in taking over from Hezbollah the task of supplying Lebanon with fuel.
“The Syrian side welcomed the request and assured it was ready to oblige it.”
Syrian air defenses were reportedly in action against air strikes aimed at targets in Damascus.
Israel and Greece have been informed and are on standby to help in keeping with the trilateral agreement they signed with Cyprus.
It appears the strike was more significant that initially reported.
In the wake of an alleged Israeli airstrike on a military post near the border, Syrian opposition sources report that the Israeli military dropped leaflets warning Syrian forces that Hezbollah “will bring ruin” upon them.
The post is manned jointly by Iranian proxies from Hezbollah and the Iranian elite Quds Force.
The IDF soldiers tracked the armed Syrian soldiers as they approached the border without prior coordination with the UN.
The drone dropped due to a technical malfunction, the IDF said in a tweet.
"Today Lebanon appears to have lost its anchor and is now in need of a resuscitation."
Nasrallah was planning to celebrate the 15th anniversary of the 2006 second Lebanon war with a special speech on Saturday.
In February, Syrian authorities took the 25-year-old to a detention center in Damascus and questioned her for 16 days.
"Presumably, from time to time they may succeed in downing this or that Israeli missile,"
Three people were killed on Wednesday by a US attack in Syria's northeastern province of Hasakah.
PFLP-GC forces joined those of the Assad regime in besieging the Yarmouk Camp (2013-2018), starving to death at least 204 Palestinian-Syrian Arabs.
The process of excavation and bulldozing continued for 6 hours but did not yield results, and the engineering machinery left the neighborhood.
Former assistant secretary of defense Lawrence Korb told Al Jazeera that Monday morning's raid was “very definitely” Biden's “serving notice” on Iran.