As-Saffat 37:177

فَإِذَا نَزَلَ بِسَاحَتِهِمْ فَسَآءَ صَبَاحُ ٱلْمُنذَرِينَ

Fa-idhā nazala bisāḥatihim fasāa ṣabāḥu l-mundharīna

But when it descends in their territory, then evil is the morning of those who were warned.