516
Musnad AhmedIt was narrated from Humran, the freed slave of ‘Uthman, that "Uthman bin "Affan said:
I heard the Messenger of Allah (ﷺ) say: "Whoever does wudoo’ and does it properly, then goes to offer an obligatory prayer and offers it, his sins will be forgiven.”
Reference: Musnad Ahmad 516
Arabic/English book : Book 4, Hadith 516
Arabic/English book : Book 4, Hadith 516