Al-Baqarah 2:62

إِنَّ ٱلَّذِينَ ءَامَنُواْ وَٱلَّذِينَ هَادُواْ وَٱلنَّصَٰرَىٰ وَٱلصَّـٰبِـِٔينَ مَنۡ ءَامَنَ بِٱللَّهِ وَٱلۡيَوۡمِ ٱلۡأٓخِرِ وَعَمِلَ صَٰلِحٗا فَلَهُمۡ أَجۡرُهُمۡ عِندَ رَبِّهِمۡ وَلَا خَوۡفٌ عَلَيۡهِمۡ وَلَا هُمۡ يَحۡزَنُونَ 62

Indeed, those who believed and those who were Jews or Christians or Sabeans [before Prophet Muhammad] - those [among them] who believed in Allah and the Last Day and did righteousness - will have their reward with their Lord, and no fear will there be concerning them, nor will they grieve