Two people were killed and seven wounded on Friday when a suicide bomber attacked a mosque in eastern Saudi Arabia, the interior ministry said.

Two people were killed and seven wounded on Friday when a suicide bomber attacked a mosque in eastern Saudi Arabia, the interior ministry said.

"As a result of the suicide bomber, two people were martyred and seven wounded," it said in a statement.

At least three people were martyred on Friday in a bomb attack followed by shooting on a Saudi Mosque.