Appears 21 times in the Quran. (Root: بوب)
  1. And when We said: Enter this city, then eat from it a plenteous (food) wherever you wish, and enter the gate making obeisance, and say, forgiveness. We will forgive you your wrongs and give more to those who do good (to others).

  2. And We lifted the mountain (Sainai) over them at (the li taking of the covenant) and We said to them: Enter the door making obeisance; and We said to them: Do not exceed the limits of the Sabbath, and We made with them a firm covenant.

  3. Two men of those who feared, upon both of whom Allah had bestowed a favor, said: Enter upon them by the gate, for when you have entered it you shall surely be victorious, and on Allah should you rely if you are believers.

  4. But when they neglected that with which they had been admonished, We opened for them the doors of all things, until when they rejoiced in what they were given We seized them suddenly; then lo! they were in utter despair.

  5. Surely (as for) those who reject Our communications and turn away from them haughtily, the doors of heaven shall not be opened for them, nor shall they enter the garden until the camel pass through the eye of the needle; and thus do We reward the guilty.

  6. And when it was said to them: Reside in this town and eat from it wherever you wish, and say, Put down from us our heavy burdens: and enter the gate making obeisance, We will forgive you your wrongs: We will give more to those who do good (to others).

  7. And she in whose house he was sought to make himself yield (to her), and she made fast the doors and said: Come forward. He said: I seek Allah's refuge, surely my Lord made good my abode: Surely the unjust do not prosper.

  8. And they both hastened to the door, and she rent his shirt from behind and they met her husband at the door. She said: What is the punishment of him who intends evil to your wife except imprisonment or a painful chastisement?

  9. And he said: O my sons ! do not (all) enter by one gate and enter by different gates and I cannot avail you aught against Allah; judgment is only Allah's; on Him do I rely, and on Him let those who are reliant rely.

  10. The gardens of perpetual abode which they will enter along with those who do good from among their parents and their spouses and their offspring; and the angels will enter in upon them from every gate:

  11. And even if We open to them a gateway of heaven, so that they ascend into it all the while,

  12. It has seven gates; for every gate there shall be a separate party of them.

  13. Therefore enter the gates of hell, to abide therein; so certainly evil is the dwelling place of the proud.

  14. Until when We open upon them a door of severe chastisement, lo! they are in despair at it.

  15. The gardens of perpetuity, the doors are opened for them.

  16. It shall be said: Enter the gates of hell to abide therein; so evil is the abode of the proud.

  17. Enter the gates of hell to abide therein, evil then is the abode of the proud.

  18. And the doors of their houses and the couches on which they recline,

  19. So We opened the gates of the cloud with water pouring

  20. On the day when the hypocritical men and the hypocritical women will say to those who believe: Wait for us, that we may have light from your light; it shall be said: Turn back and seek a light. Then separation would be brought about between them, with a wall having a door in it; (as for) the inside of it, there shall be mercy in it, and (as for) the outside of it, before it there shall be punishment.

  21. And the heaven shall be opened so that it shall be all openings,