Surah Al-A'raf 7:46

وَبَيْنَهُمَا حِجَابٌ ۚ وَعَلَى ٱلْأَعْرَافِ رِجَالٌ يَعْرِفُونَ كُلًّۢا بِسِيمَىٰهُمْ ۚ وَنَادَوْا۟ أَصْحَـٰبَ ٱلْجَنَّةِ أَن سَلَـٰمٌ عَلَيْكُمْ ۚ لَمْ يَدْخُلُوهَا وَهُمْ يَطْمَعُونَ

And between them will be a partition [i.e., wall], and on [its] elevations are men who recognize all by their mark. And they call out to the companions of Paradise, "Peace be upon you." They have not [yet] entered it, but they long intensely.

Translation: Saheeh International

Tafsir

And between them that is between the inhabitants of Paradise and those of the Fire is a veil a barrier said to be the wall of the Heights and on the Heights which is the wall of Paradise are men whose good deeds and evil deeds are equal as is stated in the hadīth who know each of the inhabitants of Paradise and those …

Excerpt from Tafsir al-Jalalayn, commentary on 7:46, via Quran.com. The reader has the full commentary and 9 more tafsirs.