According to details, during the luncheon meeting, the two leaders discussed the Yemen situation.
Later, delegation-level talks between Pakistan and Saudi Arabia were also held at Royal Palace in Riyadh.
PM Nawaz also held one-on-one meetings with Saudi Crown Prince Muqrin bin Abdulaziz and Deputy Crown Prince of Saudi Arabia Muhammad bin Naifat in Riyadh.
Furthermore, Yemeni President Abd Rabbuh Mansur Hadi also called on Nawaz Sharif in Riyadh today. Matters pertaining to Yemen crisis came under discussion.
Earlier, the Prime Minister was warmly welcomed at the airport by Saudi Deputy Crown Prince Muhammad Bin Naif Al Saud and Defence Minister Muhammad Bin Salman Al Saud.
Nawaz Sharif is on one-day trip to Saudi Arabia with a powerful delegation including Chief of Army Staff (COAS) General Raheel Sharif, Defence Minister Khawaja Asif and other senior officials.
A Saudi-led coalition conducted a 27-day campaign of air strikes in Yemen aimed at halting the advance of Iran-backed Shiite Huthi rebels and their allies.
On Tuesday night the coalition said it was starting a new phase aiming to resume Yemen’s political process, deliver aid and fight “terrorism,” as air strikes continued.
Nuclear-armed Pakistan has remained ostensibly neutral in the war.
The Huthis, allied with army units loyal to former president Ali Abdullah Saleh, are fighting forces on the side of coalition-backed President Abedrabbo Mansour Hadi, whose government has sought refuge in Riyadh.
Pakistan’s parliament earlier this month unanimously voted against complying with Sunni-dominated Saudi Arabia’s request for troops, warplanes and ships.
Parliament said Pakistan should instead play a mediating role.
The country has deep military ties with Saudi Arabia and has long benefited from the Sunni oil-rich kingdom’s largesse.
Some analysts see Sharif’s trip as an attempt to pacify the Saudi royal family, with whom he has close personal ties after they sheltered him during his years in exile.