Chapter: The prohibition of fasting the days of At-Tashriq, which are the days of eating, drinking and remembering Allah, The Mighty and Sublime
Ibn Ka'b b. Malik reported on the authority of his father that the Messenger of Allah ( صلی اللہ علیہ وسلم ) sent him and Aus b. Hadathan during the days of Tashriq to make this announcement: None but the believer would be admitted into Paradise, and the days of Mina' are the days meant for eating and drinking.
Authentic