Shehbaz Sharif's remarks come as army chiefs from Pakistan, Saudi Arabia and Turkey meet to discuss a Mecca defence pact, according to Al Jazeera.
Foreign ministers from the three countries discussed an urgent meeting of military chiefs under the Mecca Joint Defense Agreement to explore ways of assisting Saudi Arabia.
Saudi authorities have declared an all-clear for three of five areas previously placed under a danger alert, while continuing to urge residents to follow civil defense safety instructions.
According to the Iranian outlet, scholars said US and allied military bases in Saudi Arabia pose the real risk to the holy sites, rejecting the Saudi government's characterization.
King Salman issued a rare, strongly worded condemnation of Houthi attacks targeting Mecca, reflecting growing urgency in Riyadh over escalating strikes from Yemen.
Uzbekistan's Foreign Ministry called actions threatening holy sites unacceptable following a reported Houthi drone attack.
Abdul Malik al-Houthi says his movement has no intention of striking Mecca and vows to defend Islamic holy sites, according to Al Jazeera.
Türkiye, Pakistan, Malaysia, Bangladesh, and the Maldives issued statements against the assault on Islam's holiest site.
Mohamed Muizzu says any threat to Islam's holiest city is unacceptable.
Prime Minister Anwar Ibrahim says any threat to the safety and sanctity of Islam's holiest city is "wholly unacceptable."
Pakistan's leadership has called for restraint from all parties following an attempted drone attack in the vicinity of Islam's holiest city.
Saudi officials say Iran-backed Houthi rebels tried to strike Islam's holiest city; Houthis deny involvement.
Saudi Arabia says it shot down a drone before it could reach Islam's holiest city, describing the security of pilgrims as a 'red line'.
Coalition spokesman says drone wreckage fell south of the city in what he called the second Houthi attempt to target Mecca since 2017.
The Organization of Islamic Cooperation condemned the strike as a "heinous" attack on Islam's holiest site.
A Saudi-led coalition spokesman said air defenses shot down a drone near the holy city of Mecca, calling it the second such attempt since 2017, while Yemen's Houthi movement denied responsibility.
Civil Defense authorities warned residents to seek shelter indoors and avoid windows and open areas.