Luqman on Tawbah: Repent now, death can come at any time

‘Uthman ibn Za’idah reported: Luqman, may Allah be pleased with him, said to his son, “O my son, do not delay repentance, for death can come to you suddenly.”

Source: Shu’ab al-Imān 6701

عَنْ عُثْمَانَ بْنِ زَائِدَةَ قَالَ قَالَ لُقْمَانُ رضي الله عنه لابْنِهِ يَا بُنَيَّ لا تُؤَخِّرِ التَّوْبَةَ فَإِنَّ الْمَوْتَ قَدْ يَأْتِي بَغْتَةً

6701 شعب الإيمان للبيهقي