Maryam, 97 Ayah
19:97
فَإِنَّمَا يَسَّرۡنَٰهُ بِلِسَانِكَ لِتُبَشِّرَ بِهِ ٱلۡمُتَّقِينَ وَتُنذِرَ بِهِۦ قَوۡمٗا لُّدّٗا ٩٧
Fa'innamā Yassarnāhu Bilisānika Litubashshira Bihi Al-Muttaqīna Wa Tundhira Bihi Qawmāan Luddāan
So, [O Muhammad], We have only made Qur'an easy in the Arabic language that you may give good tidings thereby to the righteous and warn thereby a hostile people.