Word by Word Analysis

مَّا كَانَ عَلَى ٱلنَّبِىِّ مِنْ حَرَجٍ فِيمَا فَرَضَ ٱللَّهُ لَهُۥ ۖ سُنَّةَ ٱللَّهِ فِى ٱلَّذِينَ خَلَوْا۟ مِن قَبْلُ ۚ وَكَانَ أَمْرُ ٱللَّهِ قَدَرًا مَّقْدُورًا 38

There is not to be upon the Prophet any discomfort concerning that which Allāh has imposed upon him. [This is] the established way of Allāh with those [prophets] who have passed on before. And ever is the command of Allāh a destiny decreed.