The word(s) "النَّجْوَىٰ" appears in 4 verse(s) in Quran.

(1) فَتَنَازَعُوا أَمْرَهُم بَيْنَهُمْ وَأَسَرُّوا النَّجْوَىٰ

(سورة طه, Taa-Haa, Chapter #20, Verse #62)
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(2) لَاهِيَةً قُلُوبُهُمْ ۗ وَأَسَرُّوا النَّجْوَى الَّذِينَ ظَلَمُوا هَلْ هَـٰذَا إِلَّا بَشَرٌ مِّثْلُكُمْ ۖ أَفَتَأْتُونَ السِّحْرَ وَأَنتُمْ تُبْصِرُونَ

(سورة الأنبياء, Al-Anbiyaa, Chapter #21, Verse #3)
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(3) أَلَمْ تَرَ إِلَى الَّذِينَ نُهُوا عَنِ النَّجْوَىٰ ثُمَّ يَعُودُونَ لِمَا نُهُوا عَنْهُ وَيَتَنَاجَوْنَ بِالْإِثْمِ وَالْعُدْوَانِ وَمَعْصِيَتِ الرَّسُولِ وَإِذَا جَاءُوكَ حَيَّوْكَ بِمَا لَمْ يُحَيِّكَ بِهِ اللَّهُ وَيَقُولُونَ فِي أَنفُسِهِمْ لَوْلَا يُعَذِّبُنَا اللَّهُ بِمَا نَقُولُ ۚ حَسْبُهُمْ جَهَنَّمُ يَصْلَوْنَهَا ۖ فَبِئْسَ الْمَصِيرُ

(سورة المجادلة, Al-Mujaadila, Chapter #58, Verse #8)
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(4) إِنَّمَا النَّجْوَىٰ مِنَ الشَّيْطَانِ لِيَحْزُنَ الَّذِينَ آمَنُوا وَلَيْسَ بِضَارِّهِمْ شَيْئًا إِلَّا بِإِذْنِ اللَّهِ ۚ وَعَلَى اللَّهِ فَلْيَتَوَكَّلِ الْمُؤْمِنُونَ

(سورة المجادلة, Al-Mujaadila, Chapter #58, Verse #10)
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