Ramadan, the ninth month in the Islamic calendar, is the holiest month. It recognizes Muhammad's divine revelation from Allah, as recorded in the Qur'an. During this period, Muslims fast from sunrise to sunset, and time is focused on prayer, charity and self-reflection.
During this month, Muslims who have reached puberty may take no food or drink from sunrise to sunset. Observant Muslims pray and read the Qur'an and are encouraged to give generously to charity during the month of Ramadan. Before inviting someone to lunch or hosting a meal, check to see whether invitee is observing the fast for this period. Common greetings include Ramadan Mubarak, "Wishing you the blessings of Ramadan," and "Congratulations on the arrival of Ramadan."
Islamic holiday observances begin at sunset of the first date listed and end at sunset of the last.