From Sahih Muslim (Hadith 522):
Abu Huraira reported:I heard it from the Messenger of Allah (ﷺ) saying: A group of my Ummah consisting of seventy thousand persons would enter Paradise; their faces would be as bright as the brightness of the full moon. Abd Huraira said: 'Ukkasha b. Mihsan al-Asadi then stood up wrapping the blanket around him and said: Messenger of Allah, supplicate (before) Allah that He should make me one among them. Upon this the Messenger of Allah (ﷺ) said: O Allah, make him among them. Then stood up a man from the Ansa and said: Messenger of Allah, pray to Allah that He should make me one among them. The Messenger of Allah (ﷺ) said: 'Ukkasha has preceded you in this matter
Reference: Muslim 522