Quran 68:7 from Surah Al-Qalam on Divine Marvels.
إِنَّ رَبَّكَ هُوَ أَعۡلَمُ بِمَن ضَلَّ عَن سَبِيلِهِۦ وَهُوَ أَعۡلَمُ بِٱلۡمُهۡتَدِينَ
English translation: Indeed your Lord He (is) most knowing of (he) who has strayed from His way and He (is) most knowing of the guided ones
Transliteration: inna rabbaka huwa a'lamu biman dalla an sabilihi wahuwa a'lamu bil-muh'tadina