Root رب
The Quranic root رب (rbb) carries the sense “lord / to nurture”. It is written ر ب ب and occurs about 980 times across the Quran in its derived forms.
Words built from it include رب, ربكم, الربّ, ربانيين.
The form رب
This exact form appears in 128 ayat. The first four are shown.
ٱلْحَمْدُ لِلَّهِ رَبِّ ٱلْعَـٰلَمِينَ
[All] praise is [due] to Allāh, Lord 1 of the worlds -
Quran 1:2 — Saheeh International
وَإِذْ قَالَ إِبْرَٰهِـۧمُ رَبِّ ٱجْعَلْ هَـٰذَا بَلَدًا ءَامِنًا وَٱرْزُقْ أَهْلَهُۥ مِنَ ٱلثَّمَرَٰتِ مَنْ ءَامَنَ مِنْهُم بِٱللَّهِ وَٱلْيَوْمِ ٱلْـَٔاخِرِ ۖ قَالَ وَمَن كَفَرَ فَأُمَتِّعُهُۥ قَلِيلًا ثُمَّ أَضْطَرُّهُۥٓ إِلَىٰ عَذَابِ ٱلنَّارِ ۖ وَبِئْسَ ٱلْمَصِيرُ
And [mention] when Abraham said, "My Lord, make this a secure city and provide its people with fruits - whoever of them believes in Allāh and the Last Day." [Allāh] said, "And whoever disbelieves - I will grant him enjoyment for a little; then I will force him to the punishment of the Fire, and wretched is the destination."
Quran 2:126 — Saheeh International
وَإِذْ قَالَ إِبْرَٰهِـۧمُ رَبِّ أَرِنِى كَيْفَ تُحْىِ ٱلْمَوْتَىٰ ۖ قَالَ أَوَلَمْ تُؤْمِن ۖ قَالَ بَلَىٰ وَلَـٰكِن لِّيَطْمَئِنَّ قَلْبِى ۖ قَالَ فَخُذْ أَرْبَعَةً مِّنَ ٱلطَّيْرِ فَصُرْهُنَّ إِلَيْكَ ثُمَّ ٱجْعَلْ عَلَىٰ كُلِّ جَبَلٍ مِّنْهُنَّ جُزْءًا ثُمَّ ٱدْعُهُنَّ يَأْتِينَكَ سَعْيًا ۚ وَٱعْلَمْ أَنَّ ٱللَّهَ عَزِيزٌ حَكِيمٌ
And [mention] when Abraham said, "My Lord, show me how You give life to the dead." [Allāh] said, "Have you not believed?" He said, "Yes, but [I ask] only that my heart may be satisfied." [Allāh] said, "Take four birds and commit them to yourself. 1 Then [after slaughtering them] put on each hill a portion of them; then call them - they will come [flying] to you in haste. And know that Allāh is Exalted in Might and Wise."
Quran 2:260 — Saheeh International
إِذْ قَالَتِ ٱمْرَأَتُ عِمْرَٰنَ رَبِّ إِنِّى نَذَرْتُ لَكَ مَا فِى بَطْنِى مُحَرَّرًا فَتَقَبَّلْ مِنِّىٓ ۖ إِنَّكَ أَنتَ ٱلسَّمِيعُ ٱلْعَلِيمُ
[Mention, O Muḥammad], when the wife of ʿImrān said, "My Lord, indeed I have pledged to You what is in my womb, consecrated [for Your service], so accept this from me. Indeed, You are the Hearing, the Knowing."
Quran 3:35 — Saheeh International
The form ربكم
This exact form appears in 110 ayat. The first four are shown.
يَـٰٓأَيُّهَا ٱلنَّاسُ ٱعْبُدُوا۟ رَبَّكُمُ ٱلَّذِى خَلَقَكُمْ وَٱلَّذِينَ مِن قَبْلِكُمْ لَعَلَّكُمْ تَتَّقُونَ
O mankind, worship your Lord, who created you and those before you, that you may become righteous -
Quran 2:21 — Saheeh International
وَإِذْ نَجَّيْنَـٰكُم مِّنْ ءَالِ فِرْعَوْنَ يَسُومُونَكُمْ سُوٓءَ ٱلْعَذَابِ يُذَبِّحُونَ أَبْنَآءَكُمْ وَيَسْتَحْيُونَ نِسَآءَكُمْ ۚ وَفِى ذَٰلِكُم بَلَآءٌ مِّن رَّبِّكُمْ عَظِيمٌ
And [recall] when We saved you [i.e., your forefathers] from the people of Pharaoh, who afflicted you with the worst torment, slaughtering your [newborn] sons and keeping your females alive. And in that was a great trial from your Lord.
Quran 2:49 — Saheeh International
وَإِذَا لَقُوا۟ ٱلَّذِينَ ءَامَنُوا۟ قَالُوٓا۟ ءَامَنَّا وَإِذَا خَلَا بَعْضُهُمْ إِلَىٰ بَعْضٍ قَالُوٓا۟ أَتُحَدِّثُونَهُم بِمَا فَتَحَ ٱللَّهُ عَلَيْكُمْ لِيُحَآجُّوكُم بِهِۦ عِندَ رَبِّكُمْ ۚ أَفَلَا تَعْقِلُونَ
And when they meet those who believe, they say, "We have believed"; but when they are alone with one another, they say, "Do you talk to them about what Allāh has revealed to you so they can argue with you about it before your Lord?" Then will you not reason?
Quran 2:76 — Saheeh International
مَّا يَوَدُّ ٱلَّذِينَ كَفَرُوا۟ مِنْ أَهْلِ ٱلْكِتَـٰبِ وَلَا ٱلْمُشْرِكِينَ أَن يُنَزَّلَ عَلَيْكُم مِّنْ خَيْرٍ مِّن رَّبِّكُمْ ۗ وَٱللَّهُ يَخْتَصُّ بِرَحْمَتِهِۦ مَن يَشَآءُ ۚ وَٱللَّهُ ذُو ٱلْفَضْلِ ٱلْعَظِيمِ
Neither those who disbelieve from the People of the Scripture [i.e., the Jews and Christians] nor the polytheists wish that any good should be sent down to you from your Lord. But Allāh selects for His mercy whom He wills, and Allāh is the possessor of great bounty.
Quran 2:105 — Saheeh International
The sense and the count come from this site’s own morphology data. The ayat above are matched on the exact written form, so a word from this root spelled differently in the Uthmani script is not listed here. Retrieved study material, not a fatwa.