Fortress of the Muslim
Hisn al-Muslim 177
Arabic hadith text
اللّهُـمَّ إِنَّـي أَسْـأَلُـكَ بِرَحْمَـتِكَ الّتي وَسِـعَت كُلَّ شيء، أَنْ تَغْـفِرَ لي
Translation
O Allah, I ask You by Your mercy, which encompasses all things, to forgive me.