جَزَآؤُهُم

جَزَآؤُهُم is a phrase (شِبْهُ الجُمْلَةِ), a compound consisting of a possessed noun and a possessive noun

PhraseNoun / NounNounNoun
شِبْهُ الجُمْلَةِمُضَافٌ وَ مُضَافٌ إِلَيْهِمُضَافٌ إِلَيْهِمُضَافٌ
PhrasePossessive compoundPossessive noun/ownerNoun possessed/owned
The reward of theirsجَزَآؤُهُم=هُم+جَزَآؤُ
their rewardtheirsthe reward of
Surah/Below are the 5 verses in the holy Quran containing the compoundجَزَآؤُهُم
Verse
those, their recompense is that on them is the curse of Allah (SWT)أُوْلَآئِكَ جَزَآؤُهُمْ أَنَّ عَلَيْهِمْ لَعْنَةَ اللهِ
3-87and the angels and the people all togetherوَالمَلَآئِكَةِ وَالنَّاسِ أَجْمَعِيْنَ
Those, their reward is forgiveness from their Lord and gardensأُوْلَآئِكَ جَزَآؤُهُمْ مَّغْفِرَةٌ مِّن رَّبِّهِمْ وَجَنَّاتٌ
3-136flowing from under it, rivers, they will abide therein forever and excellent is the reward of the workersتَجْرِي مِنْ تَحْتِهَا الأَنْهَارُ خَالِدِيْنَ فِيْهَا وَنِعْمَ أَجْرُ العَامِلِيْنَ
17-98 
18-106 
Their reward is with their Lord, eternal gardens, underneath which rivers flowجَزَآؤُهُمْ عِنْدَ رَبِّهَمْ جَنَّاتُ عَدْنٍ تَجْرِى مِنْ تَحْتِهَا الأَنْهَارُ
They will abide therein forever Allah (SWT) pleased with them and they with Himخَالِدِيْنَ فِيْهَآ أَبَدًا رَضِيَ اللهُ عَنْهُمْ وَرَضُوْا عَنْهُ
98-8That is for who feared his Lordذَلِكَ لِمَنْ خَشِيَ رَبَّهُ