Life is made up of Only 3 Days

It is reported from Al-Hasan Al-Basri – Allah have mercy on him – that he said:

“The life of this world is made up of three days: yesterday has gone with all that was done; tomorrow, you may never reach;but today is for you so do what you should do today.”

 -[Al-Bayhaqî, Al-Zuhd Al-Kabîr p197]