Tafsir of Al-Asr 103:2

By Al-`Asr. , Verily, man is in loss. Al-`Asr is the time in which the movements of the Children of Adam occur, whether good or evil. Malik narrated from Zayd bin Aslam that he said, "It is the evening.'' However, the first view is the popular opinion. Thus, Allah swears by this, that man is in

خسر

(Khusr), which means in loss and destruction