Surah Sad 38:50

جَنَّـٰتِ عَدْنٍ مُّفَتَّحَةً لَّهُمُ ٱلْأَبْوَٰبُ

Gardens of perpetual residence, whose doors will be opened to them.

Translation: Saheeh International

Tafsir

Gardens of Eden jannāti ‘Adnin is either a substitution for or an explicative supplement to husna ma’ābin ‘a fair return’ whose gates are flung open for them;

Excerpt from Tafsir al-Jalalayn, commentary on 38:50, via Quran.com. The reader has the full commentary and 9 more tafsirs.