Al-Hasan Al-Basri said:
"The Messenger of Allah (s.a.w) said:'On the Day of Judgement, 'Uthman bin 'Affan will intercede for (an amount) the likes of Rabi'ah and Mudar.'"
English reference: Vol. 4, Book 11, Hadith 2439
Arabic reference: Book 37, Hadith 2626