The Anger of Allah SWT is first noticed by the Throne bearers, the angels glorify Allah SWT thus the mercy overflows ( Surah 44 v5, Surah 40 v 7-9). \n\nWhy do the chief angels weep? \n\nAfter a 600 year break, Surah 96 v1-5 is revealed... ' Your Lord is Al Akram (bountiful).'