When beginning the Fast- Seher – 1

وَبِصَوْمِ غَدٍ نَّوَيْتُ مِنْ شَهْرِ رَمَضَانَ

Wa bisawmi ghadinn nawaiytu min shahri ramadan

I intend to keep the fast for tomorrow in the month of Ramadan

Abu Dawud