Volume 8, Book 75, Number 338:
Narrated ‘Abdullah bin ‘Amr:
Abu Bakr As-Siddiq said to the Prophet, “Teach me an invocation with which I may invoke (Allah)
in my prayer.” The Prophet said, “Say: Allahumma inni zalamtu nafsi zulman kathiran wala yagh –
firudh-dhunuba illa anta, Faghfirli maghfiratan min indika war-hamni, innaka antalGhafur-
Rahim.”