The Night Journey
عَسَىٰ رَبُّكُمْ أَن يَرْحَمَكُمْ ۚ وَإِنْ عُدتُّمْ عُدْنَا ۘ وَجَعَلْنَا جَهَنَّمَ لِلْكَـٰفِرِينَ حَصِيرًا
[Then Allah said], "It is expected, [if you repent], that your Lord will have mercy upon you. But if you return [to sin], We will return [to punishment]. And We have made Hell, for the disbelievers, a prison-bed."
Nearby ayahs help place verse 17:8 in sequence and meaning.
ثُمَّ رَدَدْنَا لَكُمُ ٱلْكَرَّةَ عَلَيْهِمْ وَأَمْدَدْنَـٰكُم بِأَمْوَٰلٍ وَبَنِينَ وَجَعَلْنَـٰكُمْ أَكْثَرَ نَفِيرًا
Then We gave back to you a return victory over them. And We reinforced you with wealth and sons and made you more numerous in manpower
إِنْ أَحْسَنتُمْ أَحْسَنتُمْ لِأَنفُسِكُمْ ۖ وَإِنْ أَسَأْتُمْ فَلَهَا ۚ فَإِذَا جَآءَ وَعْدُ ٱلْـَٔاخِرَةِ لِيَسُـۥٓـُٔوا۟ وُجُوهَكُمْ وَلِيَدْخُلُوا۟ ٱلْمَسْجِدَ كَمَا دَخَلُوهُ أَوَّلَ مَرَّةٍ وَلِيُتَبِّرُوا۟ مَا عَلَوْا۟ تَتْبِيرًا
[And said], "If you do good, you do good for yourselves; and if you do evil, [you do it] to yourselves." Then when the final promise came, [We sent your enemies] to sadden your faces and to enter the temple in Jerusalem, as they entered it the first time, and to destroy what they had taken over with [total] destruction.
إِنَّ هَـٰذَا ٱلْقُرْءَانَ يَهْدِى لِلَّتِى هِىَ أَقْوَمُ وَيُبَشِّرُ ٱلْمُؤْمِنِينَ ٱلَّذِينَ يَعْمَلُونَ ٱلصَّـٰلِحَـٰتِ أَنَّ لَهُمْ أَجْرًا كَبِيرًا
Indeed, this Qur'an guides to that which is most suitable and gives good tidings to the believers who do righteous deeds that they will have a great reward.
وَأَنَّ ٱلَّذِينَ لَا يُؤْمِنُونَ بِٱلْـَٔاخِرَةِ أَعْتَدْنَا لَهُمْ عَذَابًا أَلِيمًا
And that those who do not believe in the Hereafter - We have prepared for them a painful punishment.