Sahih Bukhari
To make the Heart Tender (Ar-Riqaq)
Volume: 008 / Book Number: 076 / Hadith Number: 553
Narrated Abu Huraira:
The Prophet said, " It will be said to the people of Paradise, 'O people of Paradise! Eternity (for you) and no death,' and to the people of the Fire, 'O people of the Fire, eternity (for you) and no death!"