4 verses have
believer
in Edition Clear Qur'an by Talal Itani / Al-Israa (The Night Journey)

17:8Perhaps your Lord will have mercy on you. But if you revert, We will revert. We have made Hell a prison for the disbelievers.

17:9This Quran guides to what is most upright; and it gives good news to the believers who do good deeds, that they will have a great reward.

17:19But whoever desires the Hereafter, and pursues it as it should be pursued, while he is a believer; these—their effort will be appreciated.

17:82We send down in the Quran healing and mercy for the believers, but it increases the wrongdoers only in loss.