وَهُوَ الْقَاهِرُ فَوْقَ عِبَادِهِ ۖ وَيُرْسِلُ عَلَيْكُمْ حَفَظَةً حَتَّىٰ إِذَا جَاءَ أَحَدَكُمُ الْمَوْتُ تَوَفَّتْهُ رُسُلُنَا وَهُمْ لَا يُفَرِّطُونَ (61)
(6:61) And He alone holds sway over His servants and sets guardians over you *40 till death approaches any of you and Our deputed angels take his soul, neglecting no part of their task.
*40). The angels who keep watch and maintain a record of everything, i.e. all their movements, deeds and so on.