RIYADH (Reuters) - Saudi Arabia's crown prince and de facto ruler condemned what he called the "genocide" committed by Israel against Palestinians during a speech at a summit of leaders of Muslim and Arab countries in Riyadh on Monday.

Mohammed bin Salman warns Israel against hitting Islamic Republic, marking turn toward Tehran and away from US-supported normalization with Jerusalem

Arab and Muslim leaders gather in Saudi Arabia Monday for a summit addressing the wars in Gaza and Lebanon, a chance to send a message to US President-elect Donald Trump. The message is that Trump "can rely on the Saudis as being representatives of the Muslim world",

Saudi Arabia's de facto ruler has called for immediate ceasefires in Gaza and Lebanon at a joint Arab League and Organisation of Islamic Cooperation summit that has renewed calls for a Palestinian state.

Saudi Arabia's de facto ruler on Monday called on Israel to respect Iran's sovereignty and refrain from attacking Iranian soil, highlighting warming

Several leaders from across the Arab and Islamic world are set to hold an emergency summit in Saudi Arabia to end the violence in Gaza and Lebanon. NBC News’ Keir Simmons reports from Saudi Arabia on what the nations hope to achieve.

President Bola Ahmed Tinubu on Sunday arrived in the Saudi Arabian capital, Riyadh, to participate in the Joint Arab-Islamic Summit. This was contained in a statement by Presidential spokesman, Bayo Onanuga.

Tinubu will be accompanied on the trip by the NSA, DG of NIA, Foreign Affairs and Information ministers. President Bola Tinubu will depart Abuja on Sunday for Riyadh, Saudi Arabia, to attend the Joint Arab-Islamic Summit,