Ashara-e-Mubasharah

The ten most exalted companions (Allah is well pleased with them) to whom the beloved Prophet (SallAllahu Alayhi wa Sallam) gave glad tidings of Jannah whilst they were still in this world, are known as "Ashara-e-Mubashrah". Every Muslim should know and memorize their blessed names. They are:

1. Sayyiduna Abu Bakr as-Siddique
2. Sayyiduna Umar Ibn al-Khattab
3. Sayyiduna Uthman Ibn Affan
4. Sayyiduna Ali Ibn Abi Taalib
5. Sayyiduna Talha bin Ubaydullah
6. Sayyiduna Zubayr bin al-Awwam
7. Sayyiduna Abd ar-Rahmah bin Awf
8. Sayyiduna Sa'ad bin Abi Waqqas
9. Sayyiduna Sa'eed bin Zayd
10. Sayyiduna Aby Ubaydah bin al-Jarrah

(Radi Allahu Ta'ala Anhum Ajma'een)

Ref: Fatawa Radawiyyah, Vol. 29, Page 363