O Allah, for You I have fasted and with Your provision I break my fast. — Fasting
اللَّهُمَّ لَكَ صُمْتُ وَعَلَى رِزْقِكَ أَفْطَرْتُ
Transliteration: Allaahumma laka sumtu wa 'alaa rizqika aftart
Translation: O Allah, for You I have fasted and with Your provision I break my fast.
Reference: Abu Dawud 2:306