Chief negotiator for the Houthi movement told Reuters that they have provided assurances to both China and Russia that their vessels will pass through the Red Sea unprovoked by the Houthis.
According to witnesses, the blast was so powerful that it also buried additional victims under the rubble, prompting emergency services to conduct rescue operations.
The visit at the invitation of the UAE could signal a significant shift away from the hostility that has long defined relations between Shi'ite Muslim Hezbollah and the Sunni Muslim UAE.
The IDF said it is probing why the missile was not shot down.
Yemen's Houthis have targeted a fuel tanker, MADO, in the Red Sea, military spokesman Yahya Sarea claims on Tuesday.
Houthi attacks escalate, Iran's influence grows. US responds with airstrikes as tensions rise with joint naval drills involving Russia and China.
Last week the Houthis's leader warned that the group would begin attacking ships heading toward the Cape of Good Hope in Africa's southern tip.
Houthi militants have repeatedly launched drones and missiles against international commercial shipping in the Gulf of Aden since mid-November.
Tensions in the Red Sea sparked by the Houthi attacks on transiting vessels bring several economic, environmental, and security ramifications on a global level.
There were no injuries or damage reported, the United States Central Command (CENTCOM) said.