The word(s) "وَرَبُّنَا" appears in 3 verse(s) in Quran.

(1) وَلَوْ تَرَىٰ إِذْ وُقِفُوا عَلَىٰ رَبِّهِمْ ۚ قَالَ أَلَيْسَ هَـٰذَا بِالْحَقِّ ۚ قَالُوا بَلَىٰ وَرَبِّنَا ۚ قَالَ فَذُوقُوا الْعَذَابَ بِمَا كُنتُمْ تَكْفُرُونَ

(سورة الأنعام, Al-An'aam, Chapter #6, Verse #30)
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(2) قَالَ رَبِّ احْكُم بِالْحَقِّ ۗ وَرَبُّنَا الرَّحْمَـٰنُ الْمُسْتَعَانُ عَلَىٰ مَا تَصِفُونَ

(سورة الأنبياء, Al-Anbiyaa, Chapter #21, Verse #112)
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(3) وَيَوْمَ يُعْرَضُ الَّذِينَ كَفَرُوا عَلَى النَّارِ أَلَيْسَ هَـٰذَا بِالْحَقِّ ۖ قَالُوا بَلَىٰ وَرَبِّنَا ۚ قَالَ فَذُوقُوا الْعَذَابَ بِمَا كُنتُمْ تَكْفُرُونَ

(سورة الأحقاف, Al-Ahqaf, Chapter #46, Verse #34)
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