The chief of the eastern-based Libyan National Army (LNA), Khalifa Haftar, announced on Saturday a halt to military operations during the Muslim Eid al-Adha holiday, which lasts from Saturday until Tuesday, according to a statement from his forces in Benghazi.
On Friday, the UN-recognized Government of National Accord (GNA) which is based in Tripoli said it had accepted a UN proposal for a ceasefire during the holiday period.
More than 105,000 people have been displaced during the clashes, according to the United Nations.
UNSMIL will be responsible for monitoring any violations, the Tripoli government said.
In another development, a car bomb in the eastern city of Benghazi killed two UN staff on Saturday, several medical sources said.