Haniyeh’s visit coincides with an official visit by Palestinian President Mahmoud Abbas, who arrived in the kingdom on Monday.
The visit will be the first by Hamas to Saudi Arabia in years.
Iran's President Ebrahim Raisi urges Palestinians to press on with their anti-occupation struggle against Israel while berating Palestinian Authority's recent meetings with Tel Aviv in Jordan and Egypt.
Violence rose last week after Israeli forces forcibly removed worshippers from the Al Aqsa compound in occupied East Jerusalem.
Israel's military hits sites in Gaza and Lebanon following rocket fire in response to Israeli incursions and the ransacking of Al Aqsa Mosque in occupied East Jerusalem during Ramadan prayers.
The attack came amid heightened tensions after Israeli police clashed with Palestinians inside Al Aqsa Mosque a day earlier.
Viral videos from inside Islam's third holiest site show women and children screaming for help as Israeli troops carry out merciless attack.
Groups unveil road map in northern occupied West Bank in presence of representatives of groups under Palestine Liberation Organization but without Hamas, that governs besieged Gaza.
Palestine's security spokesperson defends police action in occupied West Bank, accusing Hamas supporters of turning funeral procession into a protest against Palestinian Authority.
Sources in Hamas-governed Gaza, blockaded by Israel since 2005 from land, sea and air, say there have been 15 strikes, with no casualties reported.
The equipment was funded by international relief and medical institutions on behalf of hospitals in Gaza, Health Ministry Director Medhat Abbas said.
Extreme-right firebrand Itamar Ben-Gvir's move comes days after he took office as national security minister, a position which gives him powers over the police.
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