Bandar seri begawan: The Sunat Hajat Prayer, Reading of Surah Yasin, and Special Doa Ceremony for His Majesty's health and well-being took place across all mosques, suraus, and religious halls in the country, with the main event hosted at Jame' Asr Hassanil Bolkiah in Kampung Kiarong. His Royal Highness Prince Haji Al-Muhtadee Billah ibni His Majesty Sultan Haji Hassanal Bolkiah Mu'izzaddin Waddaulah, the Crown Prince and Senior Minister at the Prime Minister's Office, attended the event.

According to Radio Television Brunei, the ceremony was also graced by His Royal Highness' brothers, Prince 'Abdul Malik and Prince 'Abdul Mateen, along with Prince Haji Jefri Bolkiah. Upon his arrival, the Crown Prince was welcomed by distinguished officials including Yang Amat Mulia Pengiran Indera Setia Diraja Sahibul Karib Pengiran Anak Haji Idris, Chief of Adat Istiadat Negara, and several ministers from the Prime Minister's Office and other key ministries.

The Fardhu Maghrib Prayer, led by Yang Berhormat Pehin Orang Kaya Paduka Seri Utama Dato Paduka Seri Setia Haji Awang Salim bin Haji Besar, was followed by the Sunat Hajat Prayer and the Reading of Surah Yasin. A Special Doa was recited by Yang Berhormat Pehin to seek His Majesty's immediate recovery and continued good health.

The Fardhu Isya' Prayer was conducted by Yang Dimuliakan Begawan Pehin Khatib Dato Paduka Haji Mustafa Bin Haji Murat. These religious activities will continue nationwide on the 16th of January, including the Sunat Hajat Prayer, Reading of Surah Yasin, and Special Doa Ceremony before the Fardhu Jumaat Prayer.