Four
The triliteral root rā bā ʿayn (ر ب ع) occurs in the Quran 22 times.
(2:51) And when We appointed for Moses (period of) forty nights, then you took the calf after him while you were wicked.
(7:142) We appointed for Moses thirty nights and completed them with ten, so the appointed time of his Lord was completed at forty nights. Moses said to his brother Aaron: "Be my successor with my people and reform, and do not follow the path of the corrupters."
See Also
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 19, 20, 30, 40, 50, 60, 70, 80, 99, 100, 200, 300, 1000, 2000, 3000, 5000, 50.000, 100.000.
