Hadith 3:1
Abu Hurairah (RAA) narrated that the Messenger of Allah said:
“Remember, as much as you can, the one thing (fact or reality) which (always) brings an end to all worldly joys and pleasures, (meaning death)”Related by At-Tirmidhi, An-Nasa’i and Ibn Hibban.
عَنْ أَبِي هُرَيْرَةَ - رضى الله عنه - قَالَ: قَالَ رَسُولُ اَللَّهِ - صلى الله عليه وسلم -{ أَكْثِرُوا ذِكْرَ هَاذِمِ اَللَّذَّاتِ: اَلْمَوْتِ } رَوَاهُ اَلتِّرْمِذِيُّ, وَالنَّسَائِيُّ, وَصَحَّحَهُ ابْنُ حِبَّانَ
Original Reference: Bulugh al-Maram 532