Pronunciation: Allahummaghfir-li kha-ti'ati, wa-jah-li, wa iss-ra-fi fi am-ri kulihi, wa ma An-ta a'la-mu bi-hi min-ni. Allahummaghfir-li haz-li wa jiddi, wa kha-ta-ya-ya wa 'a-ma-di, wa kul-lu dha-li-ka 'in-di.
Meaning: O Allah! Forgive my sins, my ignorance, my intemperance in my affairs and all that I am not aware of but You know. O Allah! Forgive my play and my seriousness. Forgive my sins, be they undeliberate or deliberate, for all of which I am responsible.
Reference: Sahih Muslim 2719 a, Sahih Bukhari 6398-6399