To make the Heart Tender (Ar-Riqaq)

Bukhari :: Book 8 :: Volume 76 :: Hadith 561

Narrated Sahl:

The Prophet said, "The people of Paradise will see the Ghuraf (special abodes) in Paradise as you see a star in the sky." Abu Said added: "As you see a glittering star remaining in the eastern horizon and the western horizon."