PETALING JAYA: Yang di-Pertuan Agong Al-Sultan Abdullah Ri'ayatuddin Al-Mustafa Billah Shah and Raja Permaisuri Agong Tunku Hajah Azizah Aminah Maimunah Iskandariah have conveyed their condolences to Indonesian President Joko Widodo and the nation's people over the recent tragedy involving a sunken Indonesian submarine.