Kejadian berlaku pada 1.26 petang waktu tempatan pada kedalaman 9 km, 71 km tenggara bandar General Luna.
President Rodrigo Duterte personally swears in Murad Ebrahim as interim chief minister at a symbolic Manila ceremony.
Bekas menteri luar, Anifah Aman berkata, Malaysia mengepalai rundingan damai sebagai fasilitator pihak ketiga di selatan Filipina sejak 2001.
However, an academic cautions that it will take a few years before Sabah feels the effects of the Bangsamoro Autonomous Region in Muslim Mindanao.
Ruel Gunabe says BARMM will bring an end to the conflict in Mindanao, which in turn will boost safety in the region and result in better trade relations with Sabah.
Roughly 2.8 million voters will be watched over by a contingent of 20,000 police and soldiers, amid fears rival insurgent groups could use violence to try to disrupt the poll.
Gegaran berlaku berhampiran Pondaguitan pada jam 11.39 pagi waktu tempatan di kedalaman 49 km.
There were no immediate reports of casualties or damage from the earthquake.
Martial law allows the military to impose curfews, checkpoints and gun controls in a nation where civilians are allowed to own firearms.
Keputusan itu antara hasil perbincangan menteri di Kem Emilio Aguinaldo di bandar raya Quezon, Filipina.
Mindanao dilanda gempa bumi 6.3 pada skala Richter pada 3.16 petang tadi,
The Philippine Institute of Volcanology and Seismology reports the quake to have struck off the coast of the southern town of Manay at a depth of 14 kilometres.
An initial investigation was underway and there were no suspects or immediate claims of responsibility.
DAP leader says he is a peace lover, not a fighter, and has helped Muslim provinces such as Aceh and Mindanao in their peace talks.
Filipinos are wary of constitutional change that smacks of a power grab with most not viewing governance problems as constitutional but a problem of leaders.
CfP aims to encourage dialogue between communities, with tensions ranging from colonial-era conflict between native Muslims and Christian settlers to land and resource disputes between ethnic groups.
Nurhassan Jamiri, who led a militant Abu Sayyaf sub-group, is reported to have given himself up with 13 followers to Philippine troops in Basilan yesterday.
Philippine military commander says militants in southern Philippines are recruiting again in bid to build caliphate.
Tropical Storm Sanba struck the Philippines with winds of 75 kilometres (47 miles) an hour, and also brought heavy rain and set off landslides.
Militants' bombs kill Philippine soldier, wound civilians
The international body fears the situation could deteriorate further if martial law is extended until the end of 2018.
Ligitan island, farthest Malaysian territory bordering Philippines, Indonesia, used by militant Amin Baco as entry point to Sabah, says EssCom chief.
Rights groups and other critics warn Duterte is destroying democracy in the Philippines with strongman rule and a war on drugs that has claimed thousands of lives.
Inspector-General of Police Mohamad Fuzi Harun says family of lecturer-turned-militant have not requested for his remains from the Philippines yet.