Jeddah, Dhu-AlHijjah 09, 1436, September 23, 2015, SPA -- Custodian of the Two Holy Mosques King Salman bin Abdulaziz Al Saud ordered extending Eid al-Adha holiday for all sectors of the state and students at all levels of education to cover Tuesday, Wednesday and Thursday, corresponding to the sixteenth, seventeenth and eighteenth of the month of Dhu al-Hijjah of the year 1436 H., according to Um Alqura calendar. Accordingly, the official working hours will begin on Sunday, the 21st of the month of Dhu al-Hijjah 1436 H., according to Um Alqura calendar. --SPA 00:49 LOCAL TIME 21:49 GMT www.spa.gov.sa/w