Az-Zukhruf · Ayah 21
أَمْ ءَاتَيْنَٰهُمْ كِتَٰبًا مِّن قَبْلِهِۦ فَهُم بِهِۦ مُسْتَمْسِكُونَ
Or have We given them a book before it [i.e., the Qur’ān] to which they are adhering?
Quran 43:21 (Az-Zukhruf) · Saheeh International, Noor International Center (QuranEnc v1.1.2)