Tafseer Ibn Kathir of YUSUF [2]

إِنَّا أَنزَلْنَاهُ قُرْآنًا عَرَبِيًّا لَّعَلَّكُمْ تَعْقِلُونَ

Indeed, We have sent it down as an Arabic Qur'an that you might understand.