12:2
إِنَّآ أَنزَلْنَـٰهُ قُرْءَٰنًا عَرَبِيًّا لَّعَلَّكُمْ تَعْقِلُونَ
innā anzalnāhu qur'ānan ʿarabiyyan laʿallakum taʿqilūna
We have sent it down as an Arabic Quran so that you [people] may understand.
Verily, We have sent it down as an Arabic Qur’ân in order that you may understand.