What is meant by al asharah al mubashsharah?

"Al-Asharah al-Mubashsharah" refers to the ten companions of the Prophet Muhammad (PBUH) who were given the glad tidings of Paradise during their lifetimes. These companions are Abu Bakr, Umar, Uthman, Ali, Talhah, Zubayr, Abdur-Rahman ibn Awf, Sa'd ibn Abi Waqqas, Sa'id ibn Zayd, and Abu Ubaidah ibn al-Jarrah. They are highly revered in Islamic history for their loyalty, faith, and sacrifices for the early Muslim community.