Surah Muhammad 47:30

وَلَوْ نَشَآءُ لَأَرَيْنَـٰكَهُمْ فَلَعَرَفْتَهُم بِسِيمَـٰهُمْ ۚ وَلَتَعْرِفَنَّهُمْ فِى لَحْنِ ٱلْقَوْلِ ۚ وَٱللَّهُ يَعْلَمُ أَعْمَـٰلَكُمْ

And if We willed, We could show them to you, and you would know them by their mark; but you will surely know them by the tone of [their] speech. And Allāh knows your deeds.

Translation: Saheeh International

Tafsir

And if We will We could show them to you We could have pointed them out to you the lām is repeated in the following fa-la-‘araftahum then you would recognise them by their mark. …

Excerpt from Tafsir al-Jalalayn, commentary on 47:30, via Quran.com. The reader has the full commentary and 9 more tafsirs.