Glad Tidings of Paradise

Hazrat Abu Ubaidah (ra) was among the ten companions whom the Messenger (sa) of Allah gave glad tidings of paradise during his lifetime, who are known as the Asharah Mubasharah.

(Ali Ibn al-Athir, Usd al-Ghabah fi Ma‘rifat al-Sahabah, Vol. 3, Amir bin Abd-Allah [Beirut, Lebanon: Dar al-Fikr, 2003], 22.)