أَن رَّءَاهُ ٱسۡتَغۡنَىٰٓ
Because he sees himself self-sufficient.
Tarayya :
إِنَّ ٱلۡإِنسَٰنَ لِرَبِّهِۦ لَكَنُودٞ
Indeed mankind, to his Lord, is ungrateful.
وَإِنَّهُۥ عَلَىٰ ذَٰلِكَ لَشَهِيدٞ
And indeed, he is to that a witness.[1]
1- Through his speech and his actions.