Eight people were killed in an explosion at a mosque of the Alawite minority sect in the Syrian city of Homs on Friday.
Syrian state news agency SANA cited health ministry official Najib al-Naasan as saying 18 others were wounded and that the figures were not final, indicating they could rise.
Homs city's press office said an explosive device had detonated inside the Imam Ali bin Abi Talib mosque and that security forces had cordoned off the area.
Local official Issam Naameh told Reuters the blast took place during Friday noon prayers, typically the busiest time for mosques.
There was no immediate claim of responsibility for the attack. Syria's foreign ministry condemned the blast as a "terrorist crime".
Syria has been rocked by several episodes of sectarian violence since longtime leader Bashar al-Assad, an Alawite, was ousted by a rebel offensive last year.
Earlier this month, two American soldiers and a civilian interpreter were killed in central Syria by an attacker described by the authorities as a suspected member of the IS.
A Palestinian teen has been shot dead during an Israeli military raid in the occupied West Bank on Wednesday, the official Palestinian news agency Wafa reported.
Some 287 candidates will be considered for the 2026 Nobel Peace Prize, the secretary of the Norwegian Nobel Committee said on Thursday, with US President Donald Trump likely to be among the nominees.
At least 17 migrants have died, and nine are missing after their boat broke down and drifted for eight days in the Mediterranean Sea, Libya's Red Crescent and Libyan security sources said on Wednesday.
Israel has begun taking control of aid ships bound for Gaza far from Israeli shores, Israeli army radio cited an Israeli source as saying on Wednesday.
Donald Trump discussed how to mitigate the impact of a possible months-long US blockade of Iran's ports with US oil companies, a White House official said on Wednesday, as the US president urged Tehran to 'get smart soon' and sign a deal.