As we all know, today is the last day of the holy month of Ramadan. Tomorrow will be Eid al-Fitr. It is today in social networks, in mutual conversations, even among scientists, that it is recognized as the day of the eve. People are congratulating each other on the day of Arafah and making bold statements that belong to the real Arafah day. Now a natural question arises: is today the eve? What day is Arafah?