Jami` at-Tirmidhi Book 47, Hadith 407
“We were still in doubt concerning the torment of the grave, until ‘the mutual rivalry diverts you” was revealed’.”
that he went to the Prophet and he was reciting: ‘The mutual rivalry (for piling up worldly things) diverts you.’ He said: “The son of Adam says: ‘My wealth, my wealth.’ And do you own anything except what you give in charity, such that you’ve spent it, or what you eat, suc that you’ve finished it, or you wear, such that you’ve worn it out?”
“When the following was revealed: Then on that Day, you shall be asked about the delights!’ Az-Zubair said: ‘O Messenger of Allah! Which are the delights that we will be asked about, when they (delights) are but the two black things: dates and water?’ He said: ‘But it is what shall come.’”