A man once said to Zuhair b. Na’im: “O Abu Abdur-Rahman! Do you recommend anything?”
He said, “Yes. Beware that Allah takes you away while you are engaged in heedlessness.”
(Sifatu as-Safwah, vol. 4, p.9)
(Read on pg 116, Abdul-Malik bin Muhammad ibn Abdul Rahman Al-Qasim, Silent Moments: The Description of Before & After Death Aspects. Darussalam Publishers. Riyadh:2004.)