Surah Qaf, Verse 28

قَالَ لَا تَخۡتَصِمُواْ لَدَيَّ وَقَدۡ قَدَّمۡتُ إِلَيۡكُم بِٱلۡوَعِيدِ٢٨

qāla lā takhtaṣimū ladayya waqad qaddamtu ilaykum bil-waʿīdi

[Allāh] will say, "Do not dispute before Me, while I had already presented to you the threat [i.e., warning].