﴿ جَنَّٰتِ عَدْنٍۢ مُّفَتَّحَةًۭ لَّهُمُ ٱلْأَبْوَٰبُ ﴾

“gardens of perpetual bliss, with gates wide-open to them,”

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;