إِلَّا ٱلَّذِينَ ءَامَنُوا۟ وَعَمِلُوا۟ ٱلصَّـٰلِحَـٰتِ فَلَهُمْ أَجْرٌ غَيْرُ مَمْنُونٍ ٦
Sentence structure
إِلَّا ٱلَّذِينَ introduces the exception; ءَامَنُوا۟ وَعَمِلُوا۟ form its relative clause with plural subjects, and ٱلصَّـٰلِحَـٰتِ is object. فَلَهُمْ أَجْرٌ is a nominal result clause; غَيْرُ مَمْنُونٍ describes the reward through annexation.
Ayah summary
But those who believe and do righteous deeds will have a reward that never ends.
إِلَّا — Except
Grammar: A particle introducing the exception.
ٱلَّذِينَ — those who
Grammar: A masculine-plural relative noun forming the excepted group; its relative clause follows.
ءَامَنُوا۟ — believed
Grammar: A Form IV masculine-plural perfect; attached وا is the subject.
وَعَمِلُوا۟ — and did
Grammar: وَ coordinates; the masculine-plural perfect has attached subject وا.
ٱلصَّـٰلِحَـٰتِ — righteous deeds
Grammar: A defined feminine-plural accusative object of عَمِلُوا۟.
فَلَهُمْ — then for them
Grammar: فَ introduces the result; لِ is a preposition and هُمْ a plural genitive pronoun; the phrase is the fronted predicate.
أَجْرٌ — a reward
Grammar: An indefinite masculine nominative delayed subject.
غَيْرُ — unending
Grammar: A masculine nominative appositional descriptor of أَجْرٌ, annexed onward.
مَمْنُونٍۢ — ending
Grammar: A masculine genitive passive participle, the complement of غَيْرُ.