Surah Yunus 10:1

الٓر ۚ تِلْكَ ءَايَـٰتُ ٱلْكِتَـٰبِ ٱلْحَكِيمِ

Alif, Lām, Rā. These are the verses of the wise Book.

Translation: Saheeh International

Tafsir

Alif lām rā’ God knows best what He means by these letters. Those namely these signs are the signs of the wise Book that is the Qur’ān the genitive annexation āyāt al-kitāb has the meaning of min sc. min āyāti’l-kitāb ‘from among the verses of the Book’ which has been made clear.

Excerpt from Tafsir al-Jalalayn, commentary on 10:1, via Quran.com. The reader has the full commentary and 9 more tafsirs.