وَلَقَد آتَينا موسَى الكِتابَ فَاختُلِفَ فيهِ ۚ وَلَولا كَلِمَةٌ سَبَقَت مِن رَبِّكَ لَقُضِيَ بَينَهُم ۚ وَإِنَّهُم لَفي شَكٍّ مِنهُ مُريبٍ

We gave Moses the Scripture, but disputes arose concerning it. If not for a prior decree from your Lord, their disputes would’ve been resolved. Yet they remain deeply uncertain about it.