Surah An-Naml Verse 21

لَأُعَذِّبَنَّهُ عَذَابًا شَدِيدًا أَوْ لَأَذْبَحَنَّهُ أَوْ لَيَأْتِيَنِّي بِسُلْطَانٍ مُبِينٍ

I will surely punish him with a severe punishment or slaughter him unless he brings me clear authorization