It also backs the U.N. monitoring mission to ensure that the peace plan, accepted by the government and opposition groups, is being followed.

CNN: Military options for Syria considered if crisis worsens

Meanwhile, China said it will send observers to join the U.N. monitoring mission, the state-run China Daily newspaper reported, citing a foreign ministry spokesman.

CNN: U.N. Security Council to vote on Syria observer mission

Security Council is expected to meet Saturday and vote on a resolution that would expand the size of a U.N. monitoring mission in Syria, Western diplomats said.

CNN: U.N. Security Council to vote on Syria observer mission