In Bukhari Shareef (chapter of fasting) names of the doors of Jannah are mentioned:
Baabus-salaat, Baabul-Jihaad, Baabul-Rayyaan, Baabul-sadaqaat.The names of the other doors are according to other Ibaadat. (Mirqaat)
According to another unverified source:
Jannah has eight gates around it and each of these eight gates has eleven doors. The names of the eight gates are:
1. Bab ul-Iman.
2. Bab ul-Jihad.
3. Bab ul-Kadhemean al-Gaidh.
4. Bab ur-Raiyan.
5. Bab au-Radiyeen.
6. Bab us-Sadaqa.
7. Bab ut-Taubah.
8. Bab us-Salat.
