Surah Al-Qalam 68:7

إِنَّ رَبَّكَ هُوَ أَعْلَمُ بِمَن ضَلَّ عَن سَبِيلِهِۦ وَهُوَ أَعْلَمُ بِٱلْمُهْتَدِينَ

Indeed, your Lord is most knowing of who has gone astray from His way, and He is most knowing of the [rightly] guided.

Translation: Saheeh International

Tafsir

Assuredly your Lord knows best those who stray from His way and He knows best those who are guided to Him.

Excerpt from Tafsir al-Jalalayn, commentary on 68:7, via Quran.com. The reader has the full commentary and 9 more tafsirs.